fbe3919e54
The test cases marked with XFAIL by this commit are not yet supported by the SPIR-V backend with LLVM_ENABLE_EXPENSIVE_CHECKS enabled.
31 lines
1.4 KiB
LLVM
31 lines
1.4 KiB
LLVM
; The goal of the test case is to ensure that there's no crash
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; on translation of integers with bit width less than 8.
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; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s --spirv-ext=+SPV_KHR_bit_instructions -o - | FileCheck %s --check-prefix=CHECK-SPIRV
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; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s --spirv-ext=+SPV_KHR_bit_instructions -o - -filetype=obj | spirv-val %}
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; RUN: llc -O0 -mtriple=spirv32-unknown-unknown %s --spirv-ext=+SPV_KHR_bit_instructions -o - | FileCheck %s --check-prefix=CHECK-SPIRV
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; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s --spirv-ext=+SPV_KHR_bit_instructions -o - -filetype=obj | spirv-val %}
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; TODO: This test currently fails with LLVM_ENABLE_EXPENSIVE_CHECKS enabled
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; XFAIL: expensive_checks
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; CHECK-SPIRV: OpCapability BitInstructions
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; CHECK-SPIRV: OpExtension "SPV_KHR_bit_instructions"
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; CHECK-SPIRV: %[[#CharTy:]] = OpTypeInt 8 0
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; CHECK-SPIRV-NO: %[[#CharTy:]] = OpTypeInt 8 0
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; CHECK-SPIRV: %[[#Arg:]] = OpFunctionParameter %[[#CharTy]]
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; CHECK-SPIRV: %[[#Res:]] = OpBitReverse %[[#CharTy]] %[[#Arg]]
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; CHECK-SPIRV: OpReturnValue %[[#Res]]
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; TODO: Add a check to ensure that there's no behavior change of bitreverse operation
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; between the LLVM-IR and SPIR-V for i2
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define spir_func signext i2 @foo(i2 noundef signext %a) {
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entry:
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%b = tail call i2 @llvm.bitreverse.i2(i2 %a)
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ret i2 %b
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}
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declare i2 @llvm.bitreverse.i2(i2)
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