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122b0220fd
The data layout strings do not have any effect on llc tests and will become misleadingly out of date as we continue to update the canonical data layout, so remove them from the tests. Differential Revision: https://reviews.llvm.org/D105842
60 lines
1.4 KiB
LLVM
60 lines
1.4 KiB
LLVM
; RUN: llc < %s -asm-verbose=false -verify-machineinstrs | FileCheck %s
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; Test lowering of __builtin_debugtrap in cases where lowering it via
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; the normal UNREACHABLE instruction would yield invalid
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; MachineFunctions.
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target triple = "wasm32"
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declare void @llvm.debugtrap()
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; CHECK-LABEL: foo:
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; CHECK-NEXT: .functype foo (i32) -> ()
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; CHECK-NEXT: .LBB0_1:
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; CHECK-NEXT: loop
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; CHECK-NEXT: unreachable
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; CHECK-NEXT: i32.const 0
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; CHECK-NEXT: br_if 0
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; CHECK-NEXT: end_loop
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; CHECK-NEXT: end_function
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define void @foo(i32 %g) {
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entry:
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br label %for.body
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for.body:
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call void @llvm.debugtrap()
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%exitcond = icmp eq i32 undef, %g
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br i1 %exitcond, label %for.cond.cleanup, label %for.body
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for.cond.cleanup:
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ret void
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}
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; CHECK-LABEL: middle_of_block:
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; CHECK-NEXT: .functype middle_of_block (i32, i32) -> (i32)
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; CHECK-NEXT: unreachable
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: end_function
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define i32 @middle_of_block(i32 %x, i32 %y) {
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%r = add i32 %x, %y
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call void @llvm.debugtrap()
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ret i32 %r
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}
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; CHECK-LABEL: really_middle_of_block:
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; CHECK-NEXT: .functype really_middle_of_block () -> (i32)
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; CHECK-NEXT: call bar
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; CHECK-NEXT: drop
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; CHECK-NEXT: unreachable
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; CHECK-NEXT: call bar
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; CHECK-NEXT: end_function
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declare i32 @bar()
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define i32 @really_middle_of_block() {
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%x = call i32 @bar()
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call void @llvm.debugtrap()
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%r = call i32 @bar()
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ret i32 %r
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}
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