; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ ; RUN: | FileCheck -check-prefix=RV32I %s ; RUN: llc -mtriple=riscv32 -mattr=+m -verify-machineinstrs < %s \ ; RUN: | FileCheck -check-prefix=RV32IM %s ; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s \ ; RUN: | FileCheck -check-prefix=RV64I %s ; RUN: llc -mtriple=riscv64 -mattr=+m -verify-machineinstrs < %s \ ; RUN: | FileCheck -check-prefix=RV64IM %s define signext i32 @square(i32 %a) nounwind { ; RV32I-LABEL: square: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: mv a1, a0 ; RV32I-NEXT: call __mulsi3@plt ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: square: ; RV32IM: # %bb.0: ; RV32IM-NEXT: mul a0, a0, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: square: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: mv a1, a0 ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: sext.w a0, a0 ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: square: ; RV64IM: # %bb.0: ; RV64IM-NEXT: mulw a0, a0, a0 ; RV64IM-NEXT: ret %1 = mul i32 %a, %a ret i32 %1 } define signext i32 @mul(i32 %a, i32 %b) nounwind { ; RV32I-LABEL: mul: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: call __mulsi3@plt ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mul: ; RV32IM: # %bb.0: ; RV32IM-NEXT: mul a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mul: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: sext.w a0, a0 ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mul: ; RV64IM: # %bb.0: ; RV64IM-NEXT: mulw a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i32 %a, %b ret i32 %1 } define signext i32 @mul_constant(i32 %a) nounwind { ; RV32I-LABEL: mul_constant: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 2 ; RV32I-NEXT: add a0, a1, a0 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mul_constant: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a1, a0, 2 ; RV32IM-NEXT: add a0, a1, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mul_constant: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a1, a0, 2 ; RV64I-NEXT: addw a0, a1, a0 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mul_constant: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a1, a0, 2 ; RV64IM-NEXT: addw a0, a1, a0 ; RV64IM-NEXT: ret %1 = mul i32 %a, 5 ret i32 %1 } define i32 @mul_pow2(i32 %a) nounwind { ; RV32I-LABEL: mul_pow2: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a0, a0, 3 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mul_pow2: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a0, a0, 3 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mul_pow2: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a0, a0, 3 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mul_pow2: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a0, a0, 3 ; RV64IM-NEXT: ret %1 = mul i32 %a, 8 ret i32 %1 } define i64 @mul64(i64 %a, i64 %b) nounwind { ; RV32I-LABEL: mul64: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mul64: ; RV32IM: # %bb.0: ; RV32IM-NEXT: mul a3, a0, a3 ; RV32IM-NEXT: mulhu a4, a0, a2 ; RV32IM-NEXT: add a3, a4, a3 ; RV32IM-NEXT: mul a1, a1, a2 ; RV32IM-NEXT: add a1, a3, a1 ; RV32IM-NEXT: mul a0, a0, a2 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mul64: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mul64: ; RV64IM: # %bb.0: ; RV64IM-NEXT: mul a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i64 %a, %b ret i64 %1 } define i64 @mul64_constant(i64 %a) nounwind { ; RV32I-LABEL: mul64_constant: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a3, a0, 2 ; RV32I-NEXT: add a2, a3, a0 ; RV32I-NEXT: sltu a3, a2, a3 ; RV32I-NEXT: srli a0, a0, 30 ; RV32I-NEXT: slli a4, a1, 2 ; RV32I-NEXT: or a0, a4, a0 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: add a1, a0, a3 ; RV32I-NEXT: mv a0, a2 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mul64_constant: ; RV32IM: # %bb.0: ; RV32IM-NEXT: li a2, 5 ; RV32IM-NEXT: mulhu a2, a0, a2 ; RV32IM-NEXT: slli a3, a1, 2 ; RV32IM-NEXT: add a1, a3, a1 ; RV32IM-NEXT: add a1, a2, a1 ; RV32IM-NEXT: slli a2, a0, 2 ; RV32IM-NEXT: add a0, a2, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mul64_constant: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a0, 2 ; RV64I-NEXT: add a0, a1, a0 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mul64_constant: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slli a1, a0, 2 ; RV64IM-NEXT: add a0, a1, a0 ; RV64IM-NEXT: ret %1 = mul i64 %a, 5 ret i64 %1 } define i32 @mulhs(i32 %a, i32 %b) nounwind { ; RV32I-LABEL: mulhs: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: mv a2, a1 ; RV32I-NEXT: srai a1, a0, 31 ; RV32I-NEXT: srai a3, a2, 31 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: mv a0, a1 ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mulhs: ; RV32IM: # %bb.0: ; RV32IM-NEXT: mulh a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mulhs: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: sext.w a0, a0 ; RV64I-NEXT: sext.w a1, a1 ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mulhs: ; RV64IM: # %bb.0: ; RV64IM-NEXT: sext.w a0, a0 ; RV64IM-NEXT: sext.w a1, a1 ; RV64IM-NEXT: mul a0, a0, a1 ; RV64IM-NEXT: srli a0, a0, 32 ; RV64IM-NEXT: ret %1 = sext i32 %a to i64 %2 = sext i32 %b to i64 %3 = mul i64 %1, %2 %4 = lshr i64 %3, 32 %5 = trunc i64 %4 to i32 ret i32 %5 } define i32 @mulhs_positive_constant(i32 %a) nounwind { ; RV32I-LABEL: mulhs_positive_constant: ; RV32I: # %bb.0: ; RV32I-NEXT: srai a1, a0, 31 ; RV32I-NEXT: slli a2, a0, 2 ; RV32I-NEXT: add a3, a2, a0 ; RV32I-NEXT: sltu a2, a3, a2 ; RV32I-NEXT: srli a0, a0, 30 ; RV32I-NEXT: slli a3, a1, 2 ; RV32I-NEXT: or a0, a3, a0 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mulhs_positive_constant: ; RV32IM: # %bb.0: ; RV32IM-NEXT: li a1, 5 ; RV32IM-NEXT: mulh a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mulhs_positive_constant: ; RV64I: # %bb.0: ; RV64I-NEXT: sext.w a0, a0 ; RV64I-NEXT: slli a1, a0, 2 ; RV64I-NEXT: add a0, a1, a0 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mulhs_positive_constant: ; RV64IM: # %bb.0: ; RV64IM-NEXT: sext.w a0, a0 ; RV64IM-NEXT: slli a1, a0, 2 ; RV64IM-NEXT: add a0, a1, a0 ; RV64IM-NEXT: srli a0, a0, 32 ; RV64IM-NEXT: ret %1 = sext i32 %a to i64 %2 = mul i64 %1, 5 %3 = lshr i64 %2, 32 %4 = trunc i64 %3 to i32 ret i32 %4 } define i32 @mulhs_negative_constant(i32 %a) nounwind { ; RV32I-LABEL: mulhs_negative_constant: ; RV32I: # %bb.0: ; RV32I-NEXT: srai a1, a0, 31 ; RV32I-NEXT: slli a2, a0, 2 ; RV32I-NEXT: add a3, a2, a0 ; RV32I-NEXT: sltu a2, a3, a2 ; RV32I-NEXT: srli a0, a0, 30 ; RV32I-NEXT: slli a4, a1, 2 ; RV32I-NEXT: or a0, a4, a0 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: snez a1, a3 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: neg a0, a0 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mulhs_negative_constant: ; RV32IM: # %bb.0: ; RV32IM-NEXT: li a1, -5 ; RV32IM-NEXT: mulh a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mulhs_negative_constant: ; RV64I: # %bb.0: ; RV64I-NEXT: sext.w a0, a0 ; RV64I-NEXT: slli a1, a0, 2 ; RV64I-NEXT: add a0, a1, a0 ; RV64I-NEXT: neg a0, a0 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mulhs_negative_constant: ; RV64IM: # %bb.0: ; RV64IM-NEXT: sext.w a0, a0 ; RV64IM-NEXT: slli a1, a0, 2 ; RV64IM-NEXT: add a0, a1, a0 ; RV64IM-NEXT: neg a0, a0 ; RV64IM-NEXT: srli a0, a0, 32 ; RV64IM-NEXT: ret %1 = sext i32 %a to i64 %2 = mul i64 %1, -5 %3 = lshr i64 %2, 32 %4 = trunc i64 %3 to i32 ret i32 %4 } define zeroext i32 @mulhu(i32 zeroext %a, i32 zeroext %b) nounwind { ; RV32I-LABEL: mulhu: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: mv a2, a1 ; RV32I-NEXT: li a1, 0 ; RV32I-NEXT: li a3, 0 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: mv a0, a1 ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mulhu: ; RV32IM: # %bb.0: ; RV32IM-NEXT: mulhu a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mulhu: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mulhu: ; RV64IM: # %bb.0: ; RV64IM-NEXT: mul a0, a0, a1 ; RV64IM-NEXT: srli a0, a0, 32 ; RV64IM-NEXT: ret %1 = zext i32 %a to i64 %2 = zext i32 %b to i64 %3 = mul i64 %1, %2 %4 = lshr i64 %3, 32 %5 = trunc i64 %4 to i32 ret i32 %5 } define i32 @mulhsu(i32 %a, i32 %b) nounwind { ; RV32I-LABEL: mulhsu: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: mv a2, a1 ; RV32I-NEXT: srai a3, a1, 31 ; RV32I-NEXT: li a1, 0 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: mv a0, a1 ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mulhsu: ; RV32IM: # %bb.0: ; RV32IM-NEXT: mulhsu a0, a1, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mulhsu: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: sext.w a1, a1 ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mulhsu: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slli a0, a0, 32 ; RV64IM-NEXT: srli a0, a0, 32 ; RV64IM-NEXT: sext.w a1, a1 ; RV64IM-NEXT: mul a0, a0, a1 ; RV64IM-NEXT: srli a0, a0, 32 ; RV64IM-NEXT: ret %1 = zext i32 %a to i64 %2 = sext i32 %b to i64 %3 = mul i64 %1, %2 %4 = lshr i64 %3, 32 %5 = trunc i64 %4 to i32 ret i32 %5 } define i32 @mulhu_constant(i32 %a) nounwind { ; RV32I-LABEL: mulhu_constant: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 2 ; RV32I-NEXT: add a2, a1, a0 ; RV32I-NEXT: sltu a1, a2, a1 ; RV32I-NEXT: srli a0, a0, 30 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mulhu_constant: ; RV32IM: # %bb.0: ; RV32IM-NEXT: li a1, 5 ; RV32IM-NEXT: mulhu a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mulhu_constant: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a0, a0, 32 ; RV64I-NEXT: srli a1, a0, 32 ; RV64I-NEXT: srli a0, a0, 30 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: srli a0, a0, 32 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mulhu_constant: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slli a0, a0, 32 ; RV64IM-NEXT: srli a1, a0, 32 ; RV64IM-NEXT: srli a0, a0, 30 ; RV64IM-NEXT: add a0, a0, a1 ; RV64IM-NEXT: srli a0, a0, 32 ; RV64IM-NEXT: ret %1 = zext i32 %a to i64 %2 = mul i64 %1, 5 %3 = lshr i64 %2, 32 %4 = trunc i64 %3 to i32 ret i32 %4 } define i32 @muli32_p65(i32 %a) nounwind { ; RV32I-LABEL: muli32_p65: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 6 ; RV32I-NEXT: add a0, a1, a0 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_p65: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a1, a0, 6 ; RV32IM-NEXT: add a0, a1, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_p65: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a1, a0, 6 ; RV64I-NEXT: addw a0, a1, a0 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_p65: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a1, a0, 6 ; RV64IM-NEXT: addw a0, a1, a0 ; RV64IM-NEXT: ret %1 = mul i32 %a, 65 ret i32 %1 } define i32 @muli32_p63(i32 %a) nounwind { ; RV32I-LABEL: muli32_p63: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 6 ; RV32I-NEXT: sub a0, a1, a0 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_p63: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a1, a0, 6 ; RV32IM-NEXT: sub a0, a1, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_p63: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a1, a0, 6 ; RV64I-NEXT: subw a0, a1, a0 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_p63: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a1, a0, 6 ; RV64IM-NEXT: subw a0, a1, a0 ; RV64IM-NEXT: ret %1 = mul i32 %a, 63 ret i32 %1 } define i64 @muli64_p65(i64 %a) nounwind { ; RV32I-LABEL: muli64_p65: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a3, a0, 6 ; RV32I-NEXT: add a2, a3, a0 ; RV32I-NEXT: sltu a3, a2, a3 ; RV32I-NEXT: srli a0, a0, 26 ; RV32I-NEXT: slli a4, a1, 6 ; RV32I-NEXT: or a0, a4, a0 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: add a1, a0, a3 ; RV32I-NEXT: mv a0, a2 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli64_p65: ; RV32IM: # %bb.0: ; RV32IM-NEXT: li a2, 65 ; RV32IM-NEXT: mulhu a2, a0, a2 ; RV32IM-NEXT: slli a3, a1, 6 ; RV32IM-NEXT: add a1, a3, a1 ; RV32IM-NEXT: add a1, a2, a1 ; RV32IM-NEXT: slli a2, a0, 6 ; RV32IM-NEXT: add a0, a2, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli64_p65: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a0, 6 ; RV64I-NEXT: add a0, a1, a0 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli64_p65: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slli a1, a0, 6 ; RV64IM-NEXT: add a0, a1, a0 ; RV64IM-NEXT: ret %1 = mul i64 %a, 65 ret i64 %1 } define i64 @muli64_p63(i64 %a) nounwind { ; RV32I-LABEL: muli64_p63: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 6 ; RV32I-NEXT: sltu a3, a2, a0 ; RV32I-NEXT: srli a4, a0, 26 ; RV32I-NEXT: slli a5, a1, 6 ; RV32I-NEXT: or a4, a5, a4 ; RV32I-NEXT: sub a1, a4, a1 ; RV32I-NEXT: sub a1, a1, a3 ; RV32I-NEXT: sub a0, a2, a0 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli64_p63: ; RV32IM: # %bb.0: ; RV32IM-NEXT: li a2, 63 ; RV32IM-NEXT: mulhu a2, a0, a2 ; RV32IM-NEXT: slli a3, a1, 6 ; RV32IM-NEXT: sub a1, a3, a1 ; RV32IM-NEXT: add a1, a2, a1 ; RV32IM-NEXT: slli a2, a0, 6 ; RV32IM-NEXT: sub a0, a2, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli64_p63: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a0, 6 ; RV64I-NEXT: sub a0, a1, a0 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli64_p63: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slli a1, a0, 6 ; RV64IM-NEXT: sub a0, a1, a0 ; RV64IM-NEXT: ret %1 = mul i64 %a, 63 ret i64 %1 } define i32 @muli32_m63(i32 %a) nounwind { ; RV32I-LABEL: muli32_m63: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 6 ; RV32I-NEXT: sub a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_m63: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a1, a0, 6 ; RV32IM-NEXT: sub a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_m63: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a1, a0, 6 ; RV64I-NEXT: subw a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_m63: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a1, a0, 6 ; RV64IM-NEXT: subw a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i32 %a, -63 ret i32 %1 } define i32 @muli32_m65(i32 %a) nounwind { ; RV32I-LABEL: muli32_m65: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 6 ; RV32I-NEXT: add a0, a1, a0 ; RV32I-NEXT: neg a0, a0 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_m65: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a1, a0, 6 ; RV32IM-NEXT: add a0, a1, a0 ; RV32IM-NEXT: neg a0, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_m65: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a1, a0, 6 ; RV64I-NEXT: addw a0, a1, a0 ; RV64I-NEXT: negw a0, a0 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_m65: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a1, a0, 6 ; RV64IM-NEXT: addw a0, a1, a0 ; RV64IM-NEXT: negw a0, a0 ; RV64IM-NEXT: ret %1 = mul i32 %a, -65 ret i32 %1 } define i64 @muli64_m63(i64 %a) nounwind { ; RV32I-LABEL: muli64_m63: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 6 ; RV32I-NEXT: sltu a3, a0, a2 ; RV32I-NEXT: srli a4, a0, 26 ; RV32I-NEXT: slli a5, a1, 6 ; RV32I-NEXT: or a4, a5, a4 ; RV32I-NEXT: sub a1, a1, a4 ; RV32I-NEXT: sub a1, a1, a3 ; RV32I-NEXT: sub a0, a0, a2 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli64_m63: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a2, a1, 6 ; RV32IM-NEXT: sub a1, a1, a2 ; RV32IM-NEXT: li a2, -63 ; RV32IM-NEXT: mulhu a2, a0, a2 ; RV32IM-NEXT: sub a2, a2, a0 ; RV32IM-NEXT: add a1, a2, a1 ; RV32IM-NEXT: slli a2, a0, 6 ; RV32IM-NEXT: sub a0, a0, a2 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli64_m63: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a0, 6 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli64_m63: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slli a1, a0, 6 ; RV64IM-NEXT: sub a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i64 %a, -63 ret i64 %1 } define i64 @muli64_m65(i64 %a) nounwind { ; RV32I-LABEL: muli64_m65: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a2, a0, 6 ; RV32I-NEXT: add a3, a2, a0 ; RV32I-NEXT: sltu a2, a3, a2 ; RV32I-NEXT: srli a0, a0, 26 ; RV32I-NEXT: slli a4, a1, 6 ; RV32I-NEXT: or a0, a4, a0 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: add a0, a0, a2 ; RV32I-NEXT: snez a1, a3 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: neg a1, a0 ; RV32I-NEXT: neg a0, a3 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli64_m65: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a2, a1, 6 ; RV32IM-NEXT: add a1, a2, a1 ; RV32IM-NEXT: li a2, -65 ; RV32IM-NEXT: mulhu a2, a0, a2 ; RV32IM-NEXT: sub a2, a2, a0 ; RV32IM-NEXT: sub a1, a2, a1 ; RV32IM-NEXT: slli a2, a0, 6 ; RV32IM-NEXT: add a0, a2, a0 ; RV32IM-NEXT: neg a0, a0 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli64_m65: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a0, 6 ; RV64I-NEXT: add a0, a1, a0 ; RV64I-NEXT: neg a0, a0 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli64_m65: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slli a1, a0, 6 ; RV64IM-NEXT: add a0, a1, a0 ; RV64IM-NEXT: neg a0, a0 ; RV64IM-NEXT: ret %1 = mul i64 %a, -65 ret i64 %1 } define i32 @muli32_p384(i32 %a) nounwind { ; RV32I-LABEL: muli32_p384: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: li a1, 384 ; RV32I-NEXT: call __mulsi3@plt ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_p384: ; RV32IM: # %bb.0: ; RV32IM-NEXT: li a1, 384 ; RV32IM-NEXT: mul a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_p384: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: li a1, 384 ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_p384: ; RV64IM: # %bb.0: ; RV64IM-NEXT: li a1, 384 ; RV64IM-NEXT: mulw a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i32 %a, 384 ret i32 %1 } define i32 @muli32_p12288(i32 %a) nounwind { ; RV32I-LABEL: muli32_p12288: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: lui a1, 3 ; RV32I-NEXT: call __mulsi3@plt ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_p12288: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a1, 3 ; RV32IM-NEXT: mul a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_p12288: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: lui a1, 3 ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_p12288: ; RV64IM: # %bb.0: ; RV64IM-NEXT: lui a1, 3 ; RV64IM-NEXT: mulw a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i32 %a, 12288 ret i32 %1 } define i32 @muli32_p4352(i32 %a) nounwind { ; RV32I-LABEL: muli32_p4352: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 8 ; RV32I-NEXT: slli a0, a0, 12 ; RV32I-NEXT: add a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_p4352: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a1, 1 ; RV32IM-NEXT: addi a1, a1, 256 ; RV32IM-NEXT: mul a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_p4352: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a1, a0, 8 ; RV64I-NEXT: slliw a0, a0, 12 ; RV64I-NEXT: addw a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_p4352: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a1, a0, 8 ; RV64IM-NEXT: slliw a0, a0, 12 ; RV64IM-NEXT: addw a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i32 %a, 4352 ret i32 %1 } define i32 @muli32_p3840(i32 %a) nounwind { ; RV32I-LABEL: muli32_p3840: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 8 ; RV32I-NEXT: slli a0, a0, 12 ; RV32I-NEXT: sub a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_p3840: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a1, 1 ; RV32IM-NEXT: addi a1, a1, -256 ; RV32IM-NEXT: mul a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_p3840: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a1, a0, 8 ; RV64I-NEXT: slliw a0, a0, 12 ; RV64I-NEXT: subw a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_p3840: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a1, a0, 8 ; RV64IM-NEXT: slliw a0, a0, 12 ; RV64IM-NEXT: subw a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i32 %a, 3840 ret i32 %1 } define i32 @muli32_m3840(i32 %a) nounwind { ; RV32I-LABEL: muli32_m3840: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a1, a0, 12 ; RV32I-NEXT: slli a0, a0, 8 ; RV32I-NEXT: sub a0, a0, a1 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_m3840: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a1, 1048575 ; RV32IM-NEXT: addi a1, a1, 256 ; RV32IM-NEXT: mul a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_m3840: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a1, a0, 12 ; RV64I-NEXT: slliw a0, a0, 8 ; RV64I-NEXT: subw a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_m3840: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a1, a0, 12 ; RV64IM-NEXT: slliw a0, a0, 8 ; RV64IM-NEXT: subw a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i32 %a, -3840 ret i32 %1 } define i32 @muli32_m4352(i32 %a) nounwind { ; RV32I-LABEL: muli32_m4352: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: lui a1, 1048575 ; RV32I-NEXT: addi a1, a1, -256 ; RV32I-NEXT: call __mulsi3@plt ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli32_m4352: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a1, 1048575 ; RV32IM-NEXT: addi a1, a1, -256 ; RV32IM-NEXT: mul a0, a0, a1 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli32_m4352: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: lui a1, 1048575 ; RV64I-NEXT: addiw a1, a1, -256 ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli32_m4352: ; RV64IM: # %bb.0: ; RV64IM-NEXT: lui a1, 1048575 ; RV64IM-NEXT: addiw a1, a1, -256 ; RV64IM-NEXT: mulw a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i32 %a, -4352 ret i32 %1 } define i64 @muli64_p4352(i64 %a) nounwind { ; RV32I-LABEL: muli64_p4352: ; RV32I: # %bb.0: ; RV32I-NEXT: srli a2, a0, 24 ; RV32I-NEXT: slli a3, a1, 8 ; RV32I-NEXT: or a2, a3, a2 ; RV32I-NEXT: srli a3, a0, 20 ; RV32I-NEXT: slli a1, a1, 12 ; RV32I-NEXT: or a1, a1, a3 ; RV32I-NEXT: add a1, a1, a2 ; RV32I-NEXT: slli a2, a0, 8 ; RV32I-NEXT: slli a3, a0, 12 ; RV32I-NEXT: add a0, a3, a2 ; RV32I-NEXT: sltu a2, a0, a3 ; RV32I-NEXT: add a1, a1, a2 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli64_p4352: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a2, 1 ; RV32IM-NEXT: addi a2, a2, 256 ; RV32IM-NEXT: mul a1, a1, a2 ; RV32IM-NEXT: mulhu a3, a0, a2 ; RV32IM-NEXT: add a1, a3, a1 ; RV32IM-NEXT: mul a0, a0, a2 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli64_p4352: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a0, 8 ; RV64I-NEXT: slli a0, a0, 12 ; RV64I-NEXT: add a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli64_p4352: ; RV64IM: # %bb.0: ; RV64IM-NEXT: lui a1, 1 ; RV64IM-NEXT: addiw a1, a1, 256 ; RV64IM-NEXT: mul a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i64 %a, 4352 ret i64 %1 } define i64 @muli64_p3840(i64 %a) nounwind { ; RV32I-LABEL: muli64_p3840: ; RV32I: # %bb.0: ; RV32I-NEXT: srli a2, a0, 24 ; RV32I-NEXT: slli a3, a1, 8 ; RV32I-NEXT: or a2, a3, a2 ; RV32I-NEXT: srli a3, a0, 20 ; RV32I-NEXT: slli a1, a1, 12 ; RV32I-NEXT: or a1, a1, a3 ; RV32I-NEXT: sub a1, a1, a2 ; RV32I-NEXT: slli a2, a0, 8 ; RV32I-NEXT: slli a0, a0, 12 ; RV32I-NEXT: sltu a3, a0, a2 ; RV32I-NEXT: sub a1, a1, a3 ; RV32I-NEXT: sub a0, a0, a2 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli64_p3840: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a2, 1 ; RV32IM-NEXT: addi a2, a2, -256 ; RV32IM-NEXT: mul a1, a1, a2 ; RV32IM-NEXT: mulhu a3, a0, a2 ; RV32IM-NEXT: add a1, a3, a1 ; RV32IM-NEXT: mul a0, a0, a2 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli64_p3840: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a0, 8 ; RV64I-NEXT: slli a0, a0, 12 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli64_p3840: ; RV64IM: # %bb.0: ; RV64IM-NEXT: lui a1, 1 ; RV64IM-NEXT: addiw a1, a1, -256 ; RV64IM-NEXT: mul a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i64 %a, 3840 ret i64 %1 } define i64 @muli64_m4352(i64 %a) nounwind { ; RV32I-LABEL: muli64_m4352: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -16 ; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: lui a2, 1048575 ; RV32I-NEXT: addi a2, a2, -256 ; RV32I-NEXT: li a3, -1 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 16 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli64_m4352: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a2, 1048575 ; RV32IM-NEXT: addi a2, a2, -256 ; RV32IM-NEXT: mul a1, a1, a2 ; RV32IM-NEXT: mulhu a3, a0, a2 ; RV32IM-NEXT: sub a3, a3, a0 ; RV32IM-NEXT: add a1, a3, a1 ; RV32IM-NEXT: mul a0, a0, a2 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli64_m4352: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: lui a1, 1048575 ; RV64I-NEXT: addiw a1, a1, -256 ; RV64I-NEXT: call __muldi3@plt ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli64_m4352: ; RV64IM: # %bb.0: ; RV64IM-NEXT: lui a1, 1048575 ; RV64IM-NEXT: addiw a1, a1, -256 ; RV64IM-NEXT: mul a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i64 %a, -4352 ret i64 %1 } define i64 @muli64_m3840(i64 %a) nounwind { ; RV32I-LABEL: muli64_m3840: ; RV32I: # %bb.0: ; RV32I-NEXT: srli a2, a0, 20 ; RV32I-NEXT: slli a3, a1, 12 ; RV32I-NEXT: or a2, a3, a2 ; RV32I-NEXT: srli a3, a0, 24 ; RV32I-NEXT: slli a1, a1, 8 ; RV32I-NEXT: or a1, a1, a3 ; RV32I-NEXT: sub a1, a1, a2 ; RV32I-NEXT: slli a2, a0, 12 ; RV32I-NEXT: slli a0, a0, 8 ; RV32I-NEXT: sltu a3, a0, a2 ; RV32I-NEXT: sub a1, a1, a3 ; RV32I-NEXT: sub a0, a0, a2 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli64_m3840: ; RV32IM: # %bb.0: ; RV32IM-NEXT: lui a2, 1048575 ; RV32IM-NEXT: addi a2, a2, 256 ; RV32IM-NEXT: mul a1, a1, a2 ; RV32IM-NEXT: mulhu a3, a0, a2 ; RV32IM-NEXT: sub a3, a3, a0 ; RV32IM-NEXT: add a1, a3, a1 ; RV32IM-NEXT: mul a0, a0, a2 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli64_m3840: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a1, a0, 12 ; RV64I-NEXT: slli a0, a0, 8 ; RV64I-NEXT: sub a0, a0, a1 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli64_m3840: ; RV64IM: # %bb.0: ; RV64IM-NEXT: lui a1, 1048575 ; RV64IM-NEXT: addiw a1, a1, 256 ; RV64IM-NEXT: mul a0, a0, a1 ; RV64IM-NEXT: ret %1 = mul i64 %a, -3840 ret i64 %1 } define i128 @muli128_m3840(i128 %a) nounwind { ; RV32I-LABEL: muli128_m3840: ; RV32I: # %bb.0: ; RV32I-NEXT: lw a4, 4(a1) ; RV32I-NEXT: lw a3, 8(a1) ; RV32I-NEXT: lw a6, 0(a1) ; RV32I-NEXT: lw a5, 12(a1) ; RV32I-NEXT: srli a1, a4, 20 ; RV32I-NEXT: slli a2, a3, 12 ; RV32I-NEXT: or a1, a2, a1 ; RV32I-NEXT: srli a2, a4, 24 ; RV32I-NEXT: slli a7, a3, 8 ; RV32I-NEXT: or a2, a7, a2 ; RV32I-NEXT: sltu t0, a2, a1 ; RV32I-NEXT: srli a7, a3, 20 ; RV32I-NEXT: slli t1, a5, 12 ; RV32I-NEXT: or a7, t1, a7 ; RV32I-NEXT: srli a3, a3, 24 ; RV32I-NEXT: slli a5, a5, 8 ; RV32I-NEXT: or a3, a5, a3 ; RV32I-NEXT: sub t1, a3, a7 ; RV32I-NEXT: srli a3, a6, 20 ; RV32I-NEXT: slli a5, a4, 12 ; RV32I-NEXT: or a3, a5, a3 ; RV32I-NEXT: srli a5, a6, 24 ; RV32I-NEXT: slli a4, a4, 8 ; RV32I-NEXT: or a5, a4, a5 ; RV32I-NEXT: slli a4, a6, 12 ; RV32I-NEXT: slli a6, a6, 8 ; RV32I-NEXT: sltu a7, a6, a4 ; RV32I-NEXT: sub t0, t1, t0 ; RV32I-NEXT: mv t1, a7 ; RV32I-NEXT: beq a5, a3, .LBB30_2 ; RV32I-NEXT: # %bb.1: ; RV32I-NEXT: sltu t1, a5, a3 ; RV32I-NEXT: .LBB30_2: ; RV32I-NEXT: sub a1, a2, a1 ; RV32I-NEXT: sltu a2, a1, t1 ; RV32I-NEXT: sub a2, t0, a2 ; RV32I-NEXT: sub a1, a1, t1 ; RV32I-NEXT: sub a3, a5, a3 ; RV32I-NEXT: sub a3, a3, a7 ; RV32I-NEXT: sub a4, a6, a4 ; RV32I-NEXT: sw a4, 0(a0) ; RV32I-NEXT: sw a3, 4(a0) ; RV32I-NEXT: sw a1, 8(a0) ; RV32I-NEXT: sw a2, 12(a0) ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli128_m3840: ; RV32IM: # %bb.0: ; RV32IM-NEXT: addi sp, sp, -16 ; RV32IM-NEXT: sw s0, 12(sp) # 4-byte Folded Spill ; RV32IM-NEXT: sw s1, 8(sp) # 4-byte Folded Spill ; RV32IM-NEXT: lw a2, 12(a1) ; RV32IM-NEXT: lw a3, 8(a1) ; RV32IM-NEXT: lw a4, 0(a1) ; RV32IM-NEXT: lw a1, 4(a1) ; RV32IM-NEXT: lui a5, 1048575 ; RV32IM-NEXT: addi a5, a5, 256 ; RV32IM-NEXT: mulhu a6, a4, a5 ; RV32IM-NEXT: mul a7, a1, a5 ; RV32IM-NEXT: add a6, a7, a6 ; RV32IM-NEXT: sltu a7, a6, a7 ; RV32IM-NEXT: mulhu t0, a1, a5 ; RV32IM-NEXT: add a7, t0, a7 ; RV32IM-NEXT: sub a6, a6, a4 ; RV32IM-NEXT: neg t0, a4 ; RV32IM-NEXT: sltu t1, a6, t0 ; RV32IM-NEXT: li t2, -1 ; RV32IM-NEXT: mulhu t3, a4, t2 ; RV32IM-NEXT: add t1, t3, t1 ; RV32IM-NEXT: add t1, a7, t1 ; RV32IM-NEXT: sub t4, t1, a1 ; RV32IM-NEXT: mul t5, a3, a5 ; RV32IM-NEXT: sub t5, t5, a4 ; RV32IM-NEXT: add t6, t4, t5 ; RV32IM-NEXT: sltu s0, t6, t4 ; RV32IM-NEXT: neg s1, a1 ; RV32IM-NEXT: sltu t4, t4, s1 ; RV32IM-NEXT: sltu a7, t1, a7 ; RV32IM-NEXT: mulhu t1, a1, t2 ; RV32IM-NEXT: add a7, t1, a7 ; RV32IM-NEXT: add a7, a7, t4 ; RV32IM-NEXT: sltu t0, t5, t0 ; RV32IM-NEXT: mul a2, a2, a5 ; RV32IM-NEXT: mulhu t1, a3, a5 ; RV32IM-NEXT: sub a3, t1, a3 ; RV32IM-NEXT: add a2, a3, a2 ; RV32IM-NEXT: sub a3, t3, a4 ; RV32IM-NEXT: sub a1, a3, a1 ; RV32IM-NEXT: add a1, a1, a2 ; RV32IM-NEXT: add a1, a1, t0 ; RV32IM-NEXT: add a1, a7, a1 ; RV32IM-NEXT: add a1, a1, s0 ; RV32IM-NEXT: mul a2, a4, a5 ; RV32IM-NEXT: sw a2, 0(a0) ; RV32IM-NEXT: sw a6, 4(a0) ; RV32IM-NEXT: sw t6, 8(a0) ; RV32IM-NEXT: sw a1, 12(a0) ; RV32IM-NEXT: lw s0, 12(sp) # 4-byte Folded Reload ; RV32IM-NEXT: lw s1, 8(sp) # 4-byte Folded Reload ; RV32IM-NEXT: addi sp, sp, 16 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli128_m3840: ; RV64I: # %bb.0: ; RV64I-NEXT: srli a2, a0, 52 ; RV64I-NEXT: slli a3, a1, 12 ; RV64I-NEXT: or a2, a3, a2 ; RV64I-NEXT: srli a3, a0, 56 ; RV64I-NEXT: slli a1, a1, 8 ; RV64I-NEXT: or a1, a1, a3 ; RV64I-NEXT: sub a1, a1, a2 ; RV64I-NEXT: slli a2, a0, 12 ; RV64I-NEXT: slli a0, a0, 8 ; RV64I-NEXT: sltu a3, a0, a2 ; RV64I-NEXT: sub a1, a1, a3 ; RV64I-NEXT: sub a0, a0, a2 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli128_m3840: ; RV64IM: # %bb.0: ; RV64IM-NEXT: lui a2, 1048575 ; RV64IM-NEXT: addiw a2, a2, 256 ; RV64IM-NEXT: mul a1, a1, a2 ; RV64IM-NEXT: mulhu a3, a0, a2 ; RV64IM-NEXT: sub a3, a3, a0 ; RV64IM-NEXT: add a1, a3, a1 ; RV64IM-NEXT: mul a0, a0, a2 ; RV64IM-NEXT: ret %1 = mul i128 %a, -3840 ret i128 %1 } define i128 @muli128_m63(i128 %a) nounwind { ; RV32I-LABEL: muli128_m63: ; RV32I: # %bb.0: ; RV32I-NEXT: lw a2, 0(a1) ; RV32I-NEXT: lw a5, 12(a1) ; RV32I-NEXT: lw a7, 8(a1) ; RV32I-NEXT: lw a3, 4(a1) ; RV32I-NEXT: slli a1, a2, 6 ; RV32I-NEXT: sltu a4, a2, a1 ; RV32I-NEXT: srli a6, a2, 26 ; RV32I-NEXT: slli t0, a3, 6 ; RV32I-NEXT: or a6, t0, a6 ; RV32I-NEXT: mv t0, a4 ; RV32I-NEXT: beq a3, a6, .LBB31_2 ; RV32I-NEXT: # %bb.1: ; RV32I-NEXT: sltu t0, a3, a6 ; RV32I-NEXT: .LBB31_2: ; RV32I-NEXT: srli t1, a3, 26 ; RV32I-NEXT: slli t2, a7, 6 ; RV32I-NEXT: or t1, t2, t1 ; RV32I-NEXT: sub t2, a7, t1 ; RV32I-NEXT: sltu t3, t2, t0 ; RV32I-NEXT: sltu t1, a7, t1 ; RV32I-NEXT: srli a7, a7, 26 ; RV32I-NEXT: slli t4, a5, 6 ; RV32I-NEXT: or a7, t4, a7 ; RV32I-NEXT: sub a5, a5, a7 ; RV32I-NEXT: sub a5, a5, t1 ; RV32I-NEXT: sub a5, a5, t3 ; RV32I-NEXT: sub a7, t2, t0 ; RV32I-NEXT: sub a3, a3, a6 ; RV32I-NEXT: sub a3, a3, a4 ; RV32I-NEXT: sub a1, a2, a1 ; RV32I-NEXT: sw a1, 0(a0) ; RV32I-NEXT: sw a3, 4(a0) ; RV32I-NEXT: sw a7, 8(a0) ; RV32I-NEXT: sw a5, 12(a0) ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muli128_m63: ; RV32IM: # %bb.0: ; RV32IM-NEXT: addi sp, sp, -16 ; RV32IM-NEXT: sw s0, 12(sp) # 4-byte Folded Spill ; RV32IM-NEXT: sw s1, 8(sp) # 4-byte Folded Spill ; RV32IM-NEXT: lw a2, 12(a1) ; RV32IM-NEXT: lw a3, 0(a1) ; RV32IM-NEXT: lw a4, 4(a1) ; RV32IM-NEXT: lw a1, 8(a1) ; RV32IM-NEXT: li a5, -63 ; RV32IM-NEXT: mulhu a6, a3, a5 ; RV32IM-NEXT: slli a7, a4, 6 ; RV32IM-NEXT: sub a7, a7, a4 ; RV32IM-NEXT: sub a6, a6, a7 ; RV32IM-NEXT: neg a7, a7 ; RV32IM-NEXT: sltu a7, a6, a7 ; RV32IM-NEXT: mulhu t0, a4, a5 ; RV32IM-NEXT: add a7, t0, a7 ; RV32IM-NEXT: sub a6, a6, a3 ; RV32IM-NEXT: neg t0, a3 ; RV32IM-NEXT: sltu t1, a6, t0 ; RV32IM-NEXT: li t2, -1 ; RV32IM-NEXT: mulhu t3, a3, t2 ; RV32IM-NEXT: add t1, t3, t1 ; RV32IM-NEXT: add t1, a7, t1 ; RV32IM-NEXT: sub t4, t1, a4 ; RV32IM-NEXT: slli t5, a1, 6 ; RV32IM-NEXT: sub t5, t5, a1 ; RV32IM-NEXT: add t5, t5, a3 ; RV32IM-NEXT: sub t6, t4, t5 ; RV32IM-NEXT: sltu s0, t6, t4 ; RV32IM-NEXT: neg s1, a4 ; RV32IM-NEXT: sltu t4, t4, s1 ; RV32IM-NEXT: sltu a7, t1, a7 ; RV32IM-NEXT: mulhu t1, a4, t2 ; RV32IM-NEXT: add a7, t1, a7 ; RV32IM-NEXT: add a7, a7, t4 ; RV32IM-NEXT: slli t1, a2, 6 ; RV32IM-NEXT: sub a2, a2, t1 ; RV32IM-NEXT: mulhu a5, a1, a5 ; RV32IM-NEXT: sub a1, a5, a1 ; RV32IM-NEXT: add a1, a1, a2 ; RV32IM-NEXT: sub a2, t3, a3 ; RV32IM-NEXT: sub a2, a2, a4 ; RV32IM-NEXT: add a1, a2, a1 ; RV32IM-NEXT: neg a2, t5 ; RV32IM-NEXT: sltu a2, a2, t0 ; RV32IM-NEXT: add a1, a1, a2 ; RV32IM-NEXT: add a1, a7, a1 ; RV32IM-NEXT: add a1, a1, s0 ; RV32IM-NEXT: slli a2, a3, 6 ; RV32IM-NEXT: sub a2, a3, a2 ; RV32IM-NEXT: sw a2, 0(a0) ; RV32IM-NEXT: sw a6, 4(a0) ; RV32IM-NEXT: sw t6, 8(a0) ; RV32IM-NEXT: sw a1, 12(a0) ; RV32IM-NEXT: lw s0, 12(sp) # 4-byte Folded Reload ; RV32IM-NEXT: lw s1, 8(sp) # 4-byte Folded Reload ; RV32IM-NEXT: addi sp, sp, 16 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muli128_m63: ; RV64I: # %bb.0: ; RV64I-NEXT: slli a2, a0, 6 ; RV64I-NEXT: sltu a3, a0, a2 ; RV64I-NEXT: srli a4, a0, 58 ; RV64I-NEXT: slli a5, a1, 6 ; RV64I-NEXT: or a4, a5, a4 ; RV64I-NEXT: sub a1, a1, a4 ; RV64I-NEXT: sub a1, a1, a3 ; RV64I-NEXT: sub a0, a0, a2 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muli128_m63: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slli a2, a1, 6 ; RV64IM-NEXT: sub a1, a1, a2 ; RV64IM-NEXT: li a2, -63 ; RV64IM-NEXT: mulhu a2, a0, a2 ; RV64IM-NEXT: sub a2, a2, a0 ; RV64IM-NEXT: add a1, a2, a1 ; RV64IM-NEXT: slli a2, a0, 6 ; RV64IM-NEXT: sub a0, a0, a2 ; RV64IM-NEXT: ret %1 = mul i128 %a, -63 ret i128 %1 } define i64 @mulhsu_i64(i64 %a, i64 %b) nounwind { ; RV32I-LABEL: mulhsu_i64: ; RV32I: # %bb.0: ; RV32I-NEXT: addi sp, sp, -48 ; RV32I-NEXT: sw ra, 44(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s0, 40(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s1, 36(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s2, 32(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s3, 28(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s4, 24(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s5, 20(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s6, 16(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s7, 12(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s8, 8(sp) # 4-byte Folded Spill ; RV32I-NEXT: sw s9, 4(sp) # 4-byte Folded Spill ; RV32I-NEXT: mv s2, a3 ; RV32I-NEXT: mv s3, a2 ; RV32I-NEXT: mv s0, a1 ; RV32I-NEXT: mv s1, a0 ; RV32I-NEXT: srai s4, a3, 31 ; RV32I-NEXT: li a1, 0 ; RV32I-NEXT: li a3, 0 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: mv s5, a1 ; RV32I-NEXT: mv a0, s0 ; RV32I-NEXT: li a1, 0 ; RV32I-NEXT: mv a2, s3 ; RV32I-NEXT: li a3, 0 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: add s5, a0, s5 ; RV32I-NEXT: sltu a0, s5, a0 ; RV32I-NEXT: add s7, a1, a0 ; RV32I-NEXT: mv a0, s1 ; RV32I-NEXT: li a1, 0 ; RV32I-NEXT: mv a2, s2 ; RV32I-NEXT: li a3, 0 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: add a2, a0, s5 ; RV32I-NEXT: sltu a0, a2, a0 ; RV32I-NEXT: add a0, a1, a0 ; RV32I-NEXT: add s8, s7, a0 ; RV32I-NEXT: mv a0, s0 ; RV32I-NEXT: li a1, 0 ; RV32I-NEXT: mv a2, s2 ; RV32I-NEXT: li a3, 0 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: mv s5, a0 ; RV32I-NEXT: mv s6, a1 ; RV32I-NEXT: add s9, a0, s8 ; RV32I-NEXT: mv a0, s3 ; RV32I-NEXT: mv a1, s2 ; RV32I-NEXT: li a2, 0 ; RV32I-NEXT: li a3, 0 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: mv s2, a0 ; RV32I-NEXT: mv s3, a1 ; RV32I-NEXT: mv a0, s4 ; RV32I-NEXT: mv a1, s4 ; RV32I-NEXT: mv a2, s1 ; RV32I-NEXT: mv a3, s0 ; RV32I-NEXT: call __muldi3@plt ; RV32I-NEXT: add a3, a0, s2 ; RV32I-NEXT: add a2, s9, a3 ; RV32I-NEXT: sltu a4, a2, s9 ; RV32I-NEXT: sltu a5, s9, s5 ; RV32I-NEXT: sltu a6, s8, s7 ; RV32I-NEXT: add a6, s6, a6 ; RV32I-NEXT: add a5, a6, a5 ; RV32I-NEXT: add a1, a1, s3 ; RV32I-NEXT: sltu a0, a3, a0 ; RV32I-NEXT: add a0, a1, a0 ; RV32I-NEXT: add a0, a5, a0 ; RV32I-NEXT: add a1, a0, a4 ; RV32I-NEXT: mv a0, a2 ; RV32I-NEXT: lw ra, 44(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s0, 40(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s1, 36(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s2, 32(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s3, 28(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s4, 24(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s5, 20(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s6, 16(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s7, 12(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s8, 8(sp) # 4-byte Folded Reload ; RV32I-NEXT: lw s9, 4(sp) # 4-byte Folded Reload ; RV32I-NEXT: addi sp, sp, 48 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mulhsu_i64: ; RV32IM: # %bb.0: ; RV32IM-NEXT: srai a4, a3, 31 ; RV32IM-NEXT: mulhu a5, a0, a2 ; RV32IM-NEXT: mul a6, a1, a2 ; RV32IM-NEXT: add a5, a6, a5 ; RV32IM-NEXT: sltu a6, a5, a6 ; RV32IM-NEXT: mulhu a2, a1, a2 ; RV32IM-NEXT: add a6, a2, a6 ; RV32IM-NEXT: mul a2, a0, a3 ; RV32IM-NEXT: add a5, a2, a5 ; RV32IM-NEXT: sltu a2, a5, a2 ; RV32IM-NEXT: mulhu a5, a0, a3 ; RV32IM-NEXT: add a2, a5, a2 ; RV32IM-NEXT: add a5, a6, a2 ; RV32IM-NEXT: mul a7, a1, a3 ; RV32IM-NEXT: add t0, a7, a5 ; RV32IM-NEXT: mul t1, a4, a0 ; RV32IM-NEXT: add a2, t0, t1 ; RV32IM-NEXT: sltu t2, a2, t0 ; RV32IM-NEXT: sltu a7, t0, a7 ; RV32IM-NEXT: sltu a5, a5, a6 ; RV32IM-NEXT: mulhu a3, a1, a3 ; RV32IM-NEXT: add a3, a3, a5 ; RV32IM-NEXT: add a3, a3, a7 ; RV32IM-NEXT: mul a1, a4, a1 ; RV32IM-NEXT: mulhu a0, a4, a0 ; RV32IM-NEXT: add a0, a0, a1 ; RV32IM-NEXT: add a0, a0, t1 ; RV32IM-NEXT: add a0, a3, a0 ; RV32IM-NEXT: add a1, a0, t2 ; RV32IM-NEXT: mv a0, a2 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mulhsu_i64: ; RV64I: # %bb.0: ; RV64I-NEXT: addi sp, sp, -16 ; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill ; RV64I-NEXT: mv a2, a1 ; RV64I-NEXT: srai a3, a1, 63 ; RV64I-NEXT: li a1, 0 ; RV64I-NEXT: call __multi3@plt ; RV64I-NEXT: mv a0, a1 ; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload ; RV64I-NEXT: addi sp, sp, 16 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mulhsu_i64: ; RV64IM: # %bb.0: ; RV64IM-NEXT: mulhsu a0, a1, a0 ; RV64IM-NEXT: ret %1 = zext i64 %a to i128 %2 = sext i64 %b to i128 %3 = mul i128 %1, %2 %4 = lshr i128 %3, 64 %5 = trunc i128 %4 to i64 ret i64 %5 } define i8 @muladd_demand(i8 %x, i8 %y) nounwind { ; RV32I-LABEL: muladd_demand: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a0, a0, 1 ; RV32I-NEXT: sub a0, a1, a0 ; RV32I-NEXT: andi a0, a0, 15 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: muladd_demand: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a0, a0, 1 ; RV32IM-NEXT: sub a0, a1, a0 ; RV32IM-NEXT: andi a0, a0, 15 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: muladd_demand: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a0, a0, 1 ; RV64I-NEXT: subw a0, a1, a0 ; RV64I-NEXT: andi a0, a0, 15 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: muladd_demand: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a0, a0, 1 ; RV64IM-NEXT: subw a0, a1, a0 ; RV64IM-NEXT: andi a0, a0, 15 ; RV64IM-NEXT: ret %m = mul i8 %x, 14 %a = add i8 %y, %m %r = and i8 %a, 15 ret i8 %r } define i8 @mulsub_demand(i8 %x, i8 %y) nounwind { ; RV32I-LABEL: mulsub_demand: ; RV32I: # %bb.0: ; RV32I-NEXT: slli a0, a0, 1 ; RV32I-NEXT: add a0, a1, a0 ; RV32I-NEXT: andi a0, a0, 15 ; RV32I-NEXT: ret ; ; RV32IM-LABEL: mulsub_demand: ; RV32IM: # %bb.0: ; RV32IM-NEXT: slli a0, a0, 1 ; RV32IM-NEXT: add a0, a1, a0 ; RV32IM-NEXT: andi a0, a0, 15 ; RV32IM-NEXT: ret ; ; RV64I-LABEL: mulsub_demand: ; RV64I: # %bb.0: ; RV64I-NEXT: slliw a0, a0, 1 ; RV64I-NEXT: addw a0, a1, a0 ; RV64I-NEXT: andi a0, a0, 15 ; RV64I-NEXT: ret ; ; RV64IM-LABEL: mulsub_demand: ; RV64IM: # %bb.0: ; RV64IM-NEXT: slliw a0, a0, 1 ; RV64IM-NEXT: addw a0, a1, a0 ; RV64IM-NEXT: andi a0, a0, 15 ; RV64IM-NEXT: ret %m = mul i8 %x, 14 %a = sub i8 %y, %m %r = and i8 %a, 15 ret i8 %r }