; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-- -mattr=+slow-3ops-lea | FileCheck %s ; RUN: llc < %s -mtriple=x86_64-- -mattr=-slow-3ops-lea | FileCheck %s define i16 @and_i8_zext_shl_add_i16(i16 %t0, i8 %t1) { ; CHECK-LABEL: and_i8_zext_shl_add_i16: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: # kill: def $edi killed $edi def $rdi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: leal (%rdi,%rsi,4), %eax ; CHECK-NEXT: # kill: def $ax killed $ax killed $eax ; CHECK-NEXT: retq %t4 = and i8 %t1, 8 %t5 = zext i8 %t4 to i16 %sh = shl i16 %t5, 2 %t6 = add i16 %sh, %t0 ret i16 %t6 } define i16 @and_i8_shl_zext_add_i16(i16 %t0, i8 %t1) { ; CHECK-LABEL: and_i8_shl_zext_add_i16: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $edi killed $edi def $rdi ; CHECK-NEXT: andb $8, %sil ; CHECK-NEXT: movzbl %sil, %eax ; CHECK-NEXT: leal (%rdi,%rax,4), %eax ; CHECK-NEXT: # kill: def $ax killed $ax killed $eax ; CHECK-NEXT: retq %t4 = and i8 %t1, 8 %sh = shl i8 %t4, 2 %t5 = zext i8 %sh to i16 %t6 = add i16 %t5, %t0 ret i16 %t6 } define i32 @and_i8_zext_shl_add_i32(i32 %t0, i8 %t1) { ; CHECK-LABEL: and_i8_zext_shl_add_i32: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: # kill: def $edi killed $edi def $rdi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: leal (%rdi,%rsi,8), %eax ; CHECK-NEXT: retq %t4 = and i8 %t1, 8 %t5 = zext i8 %t4 to i32 %sh = shl i32 %t5, 3 %t6 = add i32 %sh, %t0 ret i32 %t6 } define i32 @and_i8_shl_zext_add_i32(i32 %t0, i8 %t1) { ; CHECK-LABEL: and_i8_shl_zext_add_i32: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $edi killed $edi def $rdi ; CHECK-NEXT: andb $8, %sil ; CHECK-NEXT: movzbl %sil, %eax ; CHECK-NEXT: leal (%rdi,%rax,8), %eax ; CHECK-NEXT: retq %t4 = and i8 %t1, 8 %sh = shl i8 %t4, 3 %t5 = zext i8 %sh to i32 %t6 = add i32 %t5, %t0 ret i32 %t6 } define i32 @and_i16_zext_shl_add_i32(i32 %t0, i16 %t1) { ; CHECK-LABEL: and_i16_zext_shl_add_i32: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: # kill: def $edi killed $edi def $rdi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: leal (%rdi,%rsi,4), %eax ; CHECK-NEXT: retq %t4 = and i16 %t1, 8 %t5 = zext i16 %t4 to i32 %sh = shl i32 %t5, 2 %t6 = add i32 %sh, %t0 ret i32 %t6 } define i32 @and_i16_shl_zext_add_i32(i32 %t0, i16 %t1) { ; CHECK-LABEL: and_i16_shl_zext_add_i32: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: # kill: def $edi killed $edi def $rdi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: leal (%rdi,%rsi,4), %eax ; CHECK-NEXT: retq %t4 = and i16 %t1, 8 %sh = shl i16 %t4, 2 %t5 = zext i16 %sh to i32 %t6 = add i32 %t5, %t0 ret i32 %t6 } define i64 @and_i8_zext_shl_add_i64(i64 %t0, i8 %t1) { ; CHECK-LABEL: and_i8_zext_shl_add_i64: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: leaq (%rdi,%rsi,2), %rax ; CHECK-NEXT: retq %t4 = and i8 %t1, 8 %t5 = zext i8 %t4 to i64 %sh = shl i64 %t5, 1 %t6 = add i64 %sh, %t0 ret i64 %t6 } define i64 @and_i8_shl_zext_add_i64(i64 %t0, i8 %t1) { ; CHECK-LABEL: and_i8_shl_zext_add_i64: ; CHECK: # %bb.0: ; CHECK-NEXT: andb $8, %sil ; CHECK-NEXT: movzbl %sil, %eax ; CHECK-NEXT: leaq (%rdi,%rax,2), %rax ; CHECK-NEXT: retq %t4 = and i8 %t1, 8 %sh = shl i8 %t4, 1 %t5 = zext i8 %sh to i64 %t6 = add i64 %t5, %t0 ret i64 %t6 } define i64 @and_i32_zext_shl_add_i64(i64 %t0, i32 %t1) { ; CHECK-LABEL: and_i32_zext_shl_add_i64: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: leaq (%rdi,%rsi,8), %rax ; CHECK-NEXT: retq %t4 = and i32 %t1, 8 %t5 = zext i32 %t4 to i64 %sh = shl i64 %t5, 3 %t6 = add i64 %sh, %t0 ret i64 %t6 } define i64 @and_i32_shl_zext_add_i64(i64 %t0, i32 %t1) { ; CHECK-LABEL: and_i32_shl_zext_add_i64: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: leaq (%rdi,%rsi,8), %rax ; CHECK-NEXT: retq %t4 = and i32 %t1, 8 %sh = shl i32 %t4, 3 %t5 = zext i32 %sh to i64 %t6 = add i64 %t5, %t0 ret i64 %t6 } ; Negative test - shift can't be converted to scale factor. define i64 @and_i32_zext_shl_add_i64_overshift(i64 %t0, i32 %t1) { ; CHECK-LABEL: and_i32_zext_shl_add_i64_overshift: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: shlq $4, %rsi ; CHECK-NEXT: leaq (%rsi,%rdi), %rax ; CHECK-NEXT: retq %t4 = and i32 %t1, 8 %t5 = zext i32 %t4 to i64 %sh = shl i64 %t5, 4 %t6 = add i64 %sh, %t0 ret i64 %t6 } define i64 @and_i32_shl_zext_add_i64_overshift(i64 %t0, i32 %t1) { ; CHECK-LABEL: and_i32_shl_zext_add_i64_overshift: ; CHECK: # %bb.0: ; CHECK-NEXT: # kill: def $esi killed $esi def $rsi ; CHECK-NEXT: andl $8, %esi ; CHECK-NEXT: shll $4, %esi ; CHECK-NEXT: leaq (%rsi,%rdi), %rax ; CHECK-NEXT: retq %t4 = and i32 %t1, 8 %sh = shl i32 %t4, 4 %t5 = zext i32 %sh to i64 %t6 = add i64 %t5, %t0 ret i64 %t6 }