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1c1cc1c5ed
As announced here: http://lists.llvm.org/pipermail/llvm-dev/2019-April/131786.html Grouped option syntax (POSIX Utility Conventions) does not play well with -long-option A subsequent change will reject -long-option.
25 lines
975 B
LLVM
25 lines
975 B
LLVM
; RUN: llc -mtriple=thumbv7-- -mcpu=cortex-a9 -O1 -filetype=obj %s -o - | llvm-objdump --triple=thumbv7-- --mcpu=cortex-a9 -d - | FileCheck %s
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target datalayout = "e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:64-v128:64:128-a:0:32-n32-S64"
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target triple = "thumbv7--linux-gnueabi"
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declare i8* @llvm.returnaddress(i32)
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define i32* @wrong-t2stmia-size-reduction(i32* %addr, i32 %val0, i32 %val1) minsize {
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store i32 %val0, i32* %addr
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%addr1 = getelementptr i32, i32* %addr, i32 1
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%addr2 = getelementptr i32, i32* %addr, i32 2
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%lr = call i8* @llvm.returnaddress(i32 0)
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%lr32 = ptrtoint i8* %lr to i32
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store i32 %val1, i32* %addr1
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store i32 %lr32, i32* %addr2
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%addr3 = getelementptr i32, i32* %addr, i32 3
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ret i32* %addr3
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}
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; Check that stm writes three registers. The bug caused one of registers (LR,
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; which invalid for Thumb1 form of STMIA instruction) to be dropped.
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; CHECK-LABEL: <wrong-t2stmia-size-reduction>:
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; CHECK: stm{{[^,]*}}, {{{.*,.*,.*}}}
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