diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/sign-bit-test-via-right-shifting-all-other-bits.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/sign-bit-test-via-right-shifting-all-other-bits.ll | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/llvm/test/Transforms/InstCombine/sign-bit-test-via-right-shifting-all-other-bits.ll b/llvm/test/Transforms/InstCombine/sign-bit-test-via-right-shifting-all-other-bits.ll index 0e5848e7303..8e89a0649eb 100644 --- a/llvm/test/Transforms/InstCombine/sign-bit-test-via-right-shifting-all-other-bits.ll +++ b/llvm/test/Transforms/InstCombine/sign-bit-test-via-right-shifting-all-other-bits.ll @@ -45,7 +45,7 @@ define i1 @highest_bit_test_via_lshr_with_truncation(i64 %data, i32 %nbits) { ; CHECK-NEXT: call void @use32(i32 [[HIGH_BITS_EXTRACTED_NARROW]]) ; CHECK-NEXT: call void @use32(i32 [[SKIP_ALL_BITS_TILL_SIGNBIT]]) ; CHECK-NEXT: call void @use32(i32 [[SIGNBIT]]) -; CHECK-NEXT: [[ISNEG:%.*]] = icmp ne i32 [[SIGNBIT]], 0 +; CHECK-NEXT: [[ISNEG:%.*]] = icmp slt i64 [[DATA]], 0 ; CHECK-NEXT: ret i1 [[ISNEG]] ; %num_low_bits_to_skip = sub i32 64, %nbits @@ -107,7 +107,7 @@ define i1 @highest_bit_test_via_ashr_with_truncation(i64 %data, i32 %nbits) { ; CHECK-NEXT: call void @use32(i32 [[HIGH_BITS_EXTRACTED_NARROW]]) ; CHECK-NEXT: call void @use32(i32 [[SKIP_ALL_BITS_TILL_SIGNBIT]]) ; CHECK-NEXT: call void @use32(i32 [[SIGNBIT]]) -; CHECK-NEXT: [[ISNEG:%.*]] = icmp ne i32 [[SIGNBIT]], 0 +; CHECK-NEXT: [[ISNEG:%.*]] = icmp slt i64 [[DATA]], 0 ; CHECK-NEXT: ret i1 [[ISNEG]] ; %num_low_bits_to_skip = sub i32 64, %nbits @@ -138,7 +138,7 @@ define i1 @highest_bit_test_via_lshr_ashr(i32 %data, i32 %nbits) { ; CHECK-NEXT: call void @use32(i32 [[HIGH_BITS_EXTRACTED]]) ; CHECK-NEXT: call void @use32(i32 [[SKIP_ALL_BITS_TILL_SIGNBIT]]) ; CHECK-NEXT: call void @use32(i32 [[SIGNBIT]]) -; CHECK-NEXT: [[ISNEG:%.*]] = icmp ne i32 [[SIGNBIT]], 0 +; CHECK-NEXT: [[ISNEG:%.*]] = icmp slt i32 [[DATA]], 0 ; CHECK-NEXT: ret i1 [[ISNEG]] ; %num_low_bits_to_skip = sub i32 32, %nbits @@ -169,7 +169,7 @@ define i1 @highest_bit_test_via_lshr_ashe_with_truncation(i64 %data, i32 %nbits) ; CHECK-NEXT: call void @use32(i32 [[HIGH_BITS_EXTRACTED_NARROW]]) ; CHECK-NEXT: call void @use32(i32 [[SKIP_ALL_BITS_TILL_SIGNBIT]]) ; CHECK-NEXT: call void @use32(i32 [[SIGNBIT]]) -; CHECK-NEXT: [[ISNEG:%.*]] = icmp ne i32 [[SIGNBIT]], 0 +; CHECK-NEXT: [[ISNEG:%.*]] = icmp slt i64 [[DATA]], 0 ; CHECK-NEXT: ret i1 [[ISNEG]] ; %num_low_bits_to_skip = sub i32 64, %nbits @@ -200,7 +200,7 @@ define i1 @highest_bit_test_via_ashr_lshr(i32 %data, i32 %nbits) { ; CHECK-NEXT: call void @use32(i32 [[HIGH_BITS_EXTRACTED]]) ; CHECK-NEXT: call void @use32(i32 [[SKIP_ALL_BITS_TILL_SIGNBIT]]) ; CHECK-NEXT: call void @use32(i32 [[SIGNBIT]]) -; CHECK-NEXT: [[ISNEG:%.*]] = icmp ne i32 [[SIGNBIT]], 0 +; CHECK-NEXT: [[ISNEG:%.*]] = icmp slt i32 [[DATA]], 0 ; CHECK-NEXT: ret i1 [[ISNEG]] ; %num_low_bits_to_skip = sub i32 32, %nbits @@ -231,7 +231,7 @@ define i1 @highest_bit_test_via_ashr_lshr_with_truncation(i64 %data, i32 %nbits) ; CHECK-NEXT: call void @use32(i32 [[HIGH_BITS_EXTRACTED_NARROW]]) ; CHECK-NEXT: call void @use32(i32 [[SKIP_ALL_BITS_TILL_SIGNBIT]]) ; CHECK-NEXT: call void @use32(i32 [[SIGNBIT]]) -; CHECK-NEXT: [[ISNEG:%.*]] = icmp ne i32 [[SIGNBIT]], 0 +; CHECK-NEXT: [[ISNEG:%.*]] = icmp slt i64 [[DATA]], 0 ; CHECK-NEXT: ret i1 [[ISNEG]] ; %num_low_bits_to_skip = sub i32 64, %nbits |
