diff options
| -rw-r--r-- | llvm/test/CodeGen/X86/bool-math.ll | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/bool-math.ll b/llvm/test/CodeGen/X86/bool-math.ll index 9095dd44298..660935297c6 100644 --- a/llvm/test/CodeGen/X86/bool-math.ll +++ b/llvm/test/CodeGen/X86/bool-math.ll @@ -1,6 +1,21 @@ ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s +define i32 @sub_zext_cmp_mask_same_size_result(i32 %x) { +; CHECK-LABEL: sub_zext_cmp_mask_same_size_result: +; CHECK: # %bb.0: +; CHECK-NEXT: andl $1, %edi +; CHECK-NEXT: cmpl $1, %edi +; CHECK-NEXT: movl $-27, %eax +; CHECK-NEXT: sbbl $0, %eax +; CHECK-NEXT: retq + %a = and i32 %x, 1 + %c = icmp eq i32 %a, 0 + %z = zext i1 %c to i32 + %r = sub i32 -27, %z + ret i32 %r +} + define i32 @sub_zext_cmp_mask_wider_result(i8 %x) { ; CHECK-LABEL: sub_zext_cmp_mask_wider_result: ; CHECK: # %bb.0: @@ -31,6 +46,20 @@ define i8 @sub_zext_cmp_mask_narrower_result(i32 %x) { ret i8 %r } +define i8 @add_zext_cmp_mask_same_size_result(i8 %x) { +; CHECK-LABEL: add_zext_cmp_mask_same_size_result: +; CHECK: # %bb.0: +; CHECK-NEXT: testb $1, %dil +; CHECK-NEXT: sete %al +; CHECK-NEXT: orb $26, %al +; CHECK-NEXT: retq + %a = and i8 %x, 1 + %c = icmp eq i8 %a, 0 + %z = zext i1 %c to i8 + %r = add i8 %z, 26 + ret i8 %r +} + define i32 @add_zext_cmp_mask_wider_result(i8 %x) { ; CHECK-LABEL: add_zext_cmp_mask_wider_result: ; CHECK: # %bb.0: @@ -60,6 +89,20 @@ define i8 @add_zext_cmp_mask_narrower_result(i32 %x) { ret i8 %r } +define i32 @low_bit_select_constants_bigger_false_same_size_result(i32 %x) { +; CHECK-LABEL: low_bit_select_constants_bigger_false_same_size_result: +; CHECK: # %bb.0: +; CHECK-NEXT: andl $1, %edi +; CHECK-NEXT: cmpl $1, %edi +; CHECK-NEXT: movl $43, %eax +; CHECK-NEXT: sbbl $0, %eax +; CHECK-NEXT: retq + %a = and i32 %x, 1 + %c = icmp eq i32 %a, 0 + %r = select i1 %c, i32 42, i32 43 + ret i32 %r +} + define i64 @low_bit_select_constants_bigger_false_wider_result(i32 %x) { ; CHECK-LABEL: low_bit_select_constants_bigger_false_wider_result: ; CHECK: # %bb.0: @@ -88,6 +131,19 @@ define i16 @low_bit_select_constants_bigger_false_narrower_result(i32 %x) { ret i16 %r } +define i8 @low_bit_select_constants_bigger_true_same_size_result(i8 %x) { +; CHECK-LABEL: low_bit_select_constants_bigger_true_same_size_result: +; CHECK: # %bb.0: +; CHECK-NEXT: testb $1, %dil +; CHECK-NEXT: sete %al +; CHECK-NEXT: orb $-30, %al +; CHECK-NEXT: retq + %a = and i8 %x, 1 + %c = icmp eq i8 %a, 0 + %r = select i1 %c, i8 227, i8 226 + ret i8 %r +} + define i32 @low_bit_select_constants_bigger_true_wider_result(i8 %x) { ; CHECK-LABEL: low_bit_select_constants_bigger_true_wider_result: ; CHECK: # %bb.0: |
