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32c807a283
When the lowering of the setjmp intrinsic requires a global base pointer to be set, make sure such pointer gets defined by the CGBR pass. This fixes PR26742. llvm-svn: 262762
24 lines
745 B
LLVM
24 lines
745 B
LLVM
; RUN: llc -verify-machineinstrs -relocation-model=pic %s -o - | FileCheck %s
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target datalayout = "e-m:o-p:32:32-f64:32:64-f80:128-n8:16:32-S128"
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target triple = "i386-apple-macosx"
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; Check that the register used as base pointer for setjmp
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; is properly initialized.
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; The test used to fail with the machine verifier complaining
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; that the global base pointer is not initialized.
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; PR26742.
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;
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; CHECK: test:
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; CHECK: calll [[BP_SETUP_LABEL:L[$0-9a-zA-Z_-]+]]
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; CHECK: [[BP_SETUP_LABEL]]:
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; CHECK-NEXT: popl [[BP:%[a-z]+]]
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;
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; CHECK: leal [[BLOCK_ADDR:LBB[$0-9a-zA-Z_-]+]]-[[BP_SETUP_LABEL]]([[BP]]),
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define i32 @test(i8* %tmp) {
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entry:
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%tmp9 = call i32 @llvm.eh.sjlj.setjmp(i8* %tmp)
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ret i32 %tmp9
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}
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declare i32 @llvm.eh.sjlj.setjmp(i8*)
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