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llvm-mirror/test/CodeGen/MSP430/vararg.ll
Stephen Lin 7e501cf4c3 Mass update to CodeGen tests to use CHECK-LABEL for labels corresponding to function definitions for more informative error messages. No functionality change and all updated tests passed locally.
This update was done with the following bash script:

  find test/CodeGen -name "*.ll" | \
  while read NAME; do
    echo "$NAME"
    if ! grep -q "^; *RUN: *llc.*debug" $NAME; then
      TEMP=`mktemp -t temp`
      cp $NAME $TEMP
      sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
      while read FUNC; do
        sed -i '' "s/;\(.*\)\([A-Za-z0-9_-]*\):\( *\)$FUNC: *\$/;\1\2-LABEL:\3$FUNC:/g" $TEMP
      done
      sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP
      sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP
      sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP
      sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP
      mv $TEMP $NAME
    fi
  done

llvm-svn: 186280
2013-07-14 06:24:09 +00:00

51 lines
1.3 KiB
LLVM

; RUN: llc < %s | FileCheck %s
target datalayout = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"
target triple = "msp430---elf"
declare void @llvm.va_start(i8*) nounwind
declare void @llvm.va_end(i8*) nounwind
declare void @llvm.va_copy(i8*, i8*) nounwind
define void @va_start(i16 %a, ...) nounwind {
entry:
; CHECK-LABEL: va_start:
; CHECK: sub.w #2, r1
%vl = alloca i8*, align 2
%vl1 = bitcast i8** %vl to i8*
; CHECK-NEXT: mov.w r1, [[REG:r[0-9]+]]
; CHECK-NEXT: add.w #6, [[REG]]
; CHECK-NEXT: mov.w [[REG]], 0(r1)
call void @llvm.va_start(i8* %vl1)
call void @llvm.va_end(i8* %vl1)
ret void
}
define i16 @va_arg(i8* %vl) nounwind {
entry:
; CHECK-LABEL: va_arg:
%vl.addr = alloca i8*, align 2
; CHECK: mov.w r15, 0(r1)
store i8* %vl, i8** %vl.addr, align 2
; CHECK: mov.w r15, [[REG:r[0-9]+]]
; CHECK-NEXT: add.w #2, [[REG]]
; CHECK-NEXT: mov.w [[REG]], 0(r1)
%0 = va_arg i8** %vl.addr, i16
; CHECK-NEXT: mov.w 0(r15), r15
ret i16 %0
}
define void @va_copy(i8* %vl) nounwind {
entry:
; CHECK-LABEL: va_copy:
%vl.addr = alloca i8*, align 2
%vl2 = alloca i8*, align 2
; CHECK: mov.w r15, 2(r1)
store i8* %vl, i8** %vl.addr, align 2
%0 = bitcast i8** %vl2 to i8*
%1 = bitcast i8** %vl.addr to i8*
; CHECK-NEXT: mov.w r15, 0(r1)
call void @llvm.va_copy(i8* %0, i8* %1)
ret void
}