; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefix=X64 ; Verify expansion by using constant values. We just want to cover all the paths layed out by ExpandIntRes_MULFIX. declare i4 @llvm.smul.fix.sat.i4 (i4, i4, i32) declare i32 @llvm.smul.fix.sat.i32 (i32, i32, i32) declare i64 @llvm.smul.fix.sat.i64 (i64, i64, i32) declare <4 x i32> @llvm.smul.fix.sat.v4i32(<4 x i32>, <4 x i32>, i32) declare { i64, i1 } @llvm.smul.with.overflow.i64(i64, i64) define i64 @func() nounwind { ; X64-LABEL: func: ; X64: # %bb.0: ; X64-NEXT: movl $2, %ecx ; X64-NEXT: movl $3, %eax ; X64-NEXT: imulq %rcx ; X64-NEXT: cmpq $2, %rdx ; X64-NEXT: movabsq $9223372036854775807, %rax # imm = 0x7FFFFFFFFFFFFFFF ; X64-NEXT: movl $1, %ecx ; X64-NEXT: cmovgeq %rax, %rcx ; X64-NEXT: cmpq $-2, %rdx ; X64-NEXT: movabsq $-9223372036854775808, %rax # imm = 0x8000000000000000 ; X64-NEXT: cmovgeq %rcx, %rax ; X64-NEXT: retq %tmp = call i64 @llvm.smul.fix.sat.i64(i64 3, i64 2, i32 2) ret i64 %tmp } define i64 @func2() nounwind { ; X64-LABEL: func2: ; X64: # %bb.0: ; X64-NEXT: movl $3, %eax ; X64-NEXT: imulq $2, %rax, %rcx ; X64-NEXT: movabsq $9223372036854775807, %rax # imm = 0x7FFFFFFFFFFFFFFF ; X64-NEXT: cmovnoq %rcx, %rax ; X64-NEXT: retq %tmp = call i64 @llvm.smul.fix.sat.i64(i64 3, i64 2, i32 0) ret i64 %tmp } define i64 @func3() nounwind { ; X64-LABEL: func3: ; X64: # %bb.0: ; X64-NEXT: movabsq $9223372036854775807, %rcx # imm = 0x7FFFFFFFFFFFFFFF ; X64-NEXT: movl $2, %edx ; X64-NEXT: movq %rcx, %rax ; X64-NEXT: imulq %rdx ; X64-NEXT: cmpq $2, %rdx ; X64-NEXT: movabsq $4611686018427387903, %rsi # imm = 0x3FFFFFFFFFFFFFFF ; X64-NEXT: cmovgeq %rcx, %rsi ; X64-NEXT: cmpq $-2, %rdx ; X64-NEXT: movabsq $-9223372036854775808, %rax # imm = 0x8000000000000000 ; X64-NEXT: cmovgeq %rsi, %rax ; X64-NEXT: retq %tmp = call i64 @llvm.smul.fix.sat.i64(i64 9223372036854775807, i64 2, i32 2) ret i64 %tmp } define i64 @func4() nounwind { ; X64-LABEL: func4: ; X64: # %bb.0: ; X64-NEXT: movabsq $9223372036854775807, %rcx # imm = 0x7FFFFFFFFFFFFFFF ; X64-NEXT: movl $2, %edx ; X64-NEXT: movq %rcx, %rax ; X64-NEXT: imulq %rdx ; X64-NEXT: cmpq $2147483647, %rdx # imm = 0x7FFFFFFF ; X64-NEXT: movl $4294967295, %esi # imm = 0xFFFFFFFF ; X64-NEXT: cmovgq %rcx, %rsi ; X64-NEXT: cmpq $-2147483648, %rdx # imm = 0x80000000 ; X64-NEXT: movabsq $-9223372036854775808, %rax # imm = 0x8000000000000000 ; X64-NEXT: cmovgeq %rsi, %rax ; X64-NEXT: retq %tmp = call i64 @llvm.smul.fix.sat.i64(i64 9223372036854775807, i64 2, i32 32) ret i64 %tmp } define i64 @func5() nounwind { ; X64-LABEL: func5: ; X64: # %bb.0: ; X64-NEXT: movabsq $9223372036854775807, %rcx # imm = 0x7FFFFFFFFFFFFFFF ; X64-NEXT: movl $2, %edx ; X64-NEXT: movq %rcx, %rax ; X64-NEXT: imulq %rdx ; X64-NEXT: movabsq $4611686018427387903, %rax # imm = 0x3FFFFFFFFFFFFFFF ; X64-NEXT: cmpq %rax, %rdx ; X64-NEXT: movl $1, %esi ; X64-NEXT: cmovgq %rcx, %rsi ; X64-NEXT: movabsq $-4611686018427387904, %rax # imm = 0xC000000000000000 ; X64-NEXT: cmpq %rax, %rdx ; X64-NEXT: movabsq $-9223372036854775808, %rax # imm = 0x8000000000000000 ; X64-NEXT: cmovgeq %rsi, %rax ; X64-NEXT: retq %tmp = call i64 @llvm.smul.fix.sat.i64(i64 9223372036854775807, i64 2, i32 63) ret i64 %tmp }