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llvm-mirror/test/CodeGen/Mips/o32_cc_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

271 lines
7.5 KiB
LLVM

; RUN: llc -march=mipsel -pre-RA-sched=source < %s | FileCheck %s
; All test functions do the same thing - they return the first variable
; argument.
; All CHECK's do the same thing - they check whether variable arguments from
; registers are placed on correct stack locations, and whether the first
; variable argument is returned from the correct stack location.
declare void @llvm.va_start(i8*) nounwind
declare void @llvm.va_end(i8*) nounwind
; return int
define i32 @va1(i32 %a, ...) nounwind {
entry:
%a.addr = alloca i32, align 4
%ap = alloca i8*, align 4
%b = alloca i32, align 4
store i32 %a, i32* %a.addr, align 4
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, i32
store i32 %0, i32* %b, align 4
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load i32* %b, align 4
ret i32 %tmp
; CHECK-LABEL: va1:
; CHECK: addiu $sp, $sp, -16
; CHECK: sw $7, 28($sp)
; CHECK: sw $6, 24($sp)
; CHECK: sw $5, 20($sp)
; CHECK: lw $2, 20($sp)
}
; check whether the variable double argument will be accessed from the 8-byte
; aligned location (i.e. whether the address is computed by adding 7 and
; clearing lower 3 bits)
define double @va2(i32 %a, ...) nounwind {
entry:
%a.addr = alloca i32, align 4
%ap = alloca i8*, align 4
%b = alloca double, align 8
store i32 %a, i32* %a.addr, align 4
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, double
store double %0, double* %b, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load double* %b, align 8
ret double %tmp
; CHECK-LABEL: va2:
; CHECK: addiu $sp, $sp, -16
; CHECK: sw $7, 28($sp)
; CHECK: sw $6, 24($sp)
; CHECK: sw $5, 20($sp)
; CHECK: addiu $[[R0:[0-9]+]], $sp, 20
; CHECK: addiu $[[R1:[0-9]+]], $[[R0]], 7
; CHECK: addiu $[[R2:[0-9]+]], $zero, -8
; CHECK: and $[[R3:[0-9]+]], $[[R1]], $[[R2]]
; CHECK: ldc1 $f0, 0($[[R3]])
}
; int
define i32 @va3(double %a, ...) nounwind {
entry:
%a.addr = alloca double, align 8
%ap = alloca i8*, align 4
%b = alloca i32, align 4
store double %a, double* %a.addr, align 8
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, i32
store i32 %0, i32* %b, align 4
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load i32* %b, align 4
ret i32 %tmp
; CHECK-LABEL: va3:
; CHECK: addiu $sp, $sp, -16
; CHECK: sw $7, 28($sp)
; CHECK: sw $6, 24($sp)
; CHECK: lw $2, 24($sp)
}
; double
define double @va4(double %a, ...) nounwind {
entry:
%a.addr = alloca double, align 8
%ap = alloca i8*, align 4
%b = alloca double, align 8
store double %a, double* %a.addr, align 8
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, double
store double %0, double* %b, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load double* %b, align 8
ret double %tmp
; CHECK-LABEL: va4:
; CHECK: addiu $sp, $sp, -24
; CHECK: sw $7, 36($sp)
; CHECK: sw $6, 32($sp)
; CHECK: addiu ${{[0-9]+}}, $sp, 32
; CHECK: ldc1 $f0, 32($sp)
}
; int
define i32 @va5(i32 %a, i32 %b, i32 %c, ...) nounwind {
entry:
%a.addr = alloca i32, align 4
%b.addr = alloca i32, align 4
%c.addr = alloca i32, align 4
%ap = alloca i8*, align 4
%d = alloca i32, align 4
store i32 %a, i32* %a.addr, align 4
store i32 %b, i32* %b.addr, align 4
store i32 %c, i32* %c.addr, align 4
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, i32
store i32 %0, i32* %d, align 4
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load i32* %d, align 4
ret i32 %tmp
; CHECK-LABEL: va5:
; CHECK: addiu $sp, $sp, -24
; CHECK: sw $7, 36($sp)
; CHECK: lw $2, 36($sp)
}
; double
define double @va6(i32 %a, i32 %b, i32 %c, ...) nounwind {
entry:
%a.addr = alloca i32, align 4
%b.addr = alloca i32, align 4
%c.addr = alloca i32, align 4
%ap = alloca i8*, align 4
%d = alloca double, align 8
store i32 %a, i32* %a.addr, align 4
store i32 %b, i32* %b.addr, align 4
store i32 %c, i32* %c.addr, align 4
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, double
store double %0, double* %d, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load double* %d, align 8
ret double %tmp
; CHECK-LABEL: va6:
; CHECK: addiu $sp, $sp, -24
; CHECK: sw $7, 36($sp)
; CHECK: addiu $[[R0:[0-9]+]], $sp, 36
; CHECK: addiu $[[R1:[0-9]+]], $[[R0]], 7
; CHECK: addiu $[[R2:[0-9]+]], $zero, -8
; CHECK: and $[[R3:[0-9]+]], $[[R1]], $[[R2]]
; CHECK: ldc1 $f0, 0($[[R3]])
}
; int
define i32 @va7(i32 %a, double %b, ...) nounwind {
entry:
%a.addr = alloca i32, align 4
%b.addr = alloca double, align 8
%ap = alloca i8*, align 4
%c = alloca i32, align 4
store i32 %a, i32* %a.addr, align 4
store double %b, double* %b.addr, align 8
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, i32
store i32 %0, i32* %c, align 4
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load i32* %c, align 4
ret i32 %tmp
; CHECK-LABEL: va7:
; CHECK: addiu $sp, $sp, -24
; CHECK: lw $2, 40($sp)
}
; double
define double @va8(i32 %a, double %b, ...) nounwind {
entry:
%a.addr = alloca i32, align 4
%b.addr = alloca double, align 8
%ap = alloca i8*, align 4
%c = alloca double, align 8
store i32 %a, i32* %a.addr, align 4
store double %b, double* %b.addr, align 8
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, double
store double %0, double* %c, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load double* %c, align 8
ret double %tmp
; CHECK-LABEL: va8:
; CHECK: addiu $sp, $sp, -32
; CHECK: addiu ${{[0-9]+}}, $sp, 48
; CHECK: ldc1 $f0, 48($sp)
}
; int
define i32 @va9(double %a, double %b, i32 %c, ...) nounwind {
entry:
%a.addr = alloca double, align 8
%b.addr = alloca double, align 8
%c.addr = alloca i32, align 4
%ap = alloca i8*, align 4
%d = alloca i32, align 4
store double %a, double* %a.addr, align 8
store double %b, double* %b.addr, align 8
store i32 %c, i32* %c.addr, align 4
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, i32
store i32 %0, i32* %d, align 4
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load i32* %d, align 4
ret i32 %tmp
; CHECK-LABEL: va9:
; CHECK: addiu $sp, $sp, -32
; CHECK: lw $2, 52($sp)
}
; double
define double @va10(double %a, double %b, i32 %c, ...) nounwind {
entry:
%a.addr = alloca double, align 8
%b.addr = alloca double, align 8
%c.addr = alloca i32, align 4
%ap = alloca i8*, align 4
%d = alloca double, align 8
store double %a, double* %a.addr, align 8
store double %b, double* %b.addr, align 8
store i32 %c, i32* %c.addr, align 4
%ap1 = bitcast i8** %ap to i8*
call void @llvm.va_start(i8* %ap1)
%0 = va_arg i8** %ap, double
store double %0, double* %d, align 8
%ap2 = bitcast i8** %ap to i8*
call void @llvm.va_end(i8* %ap2)
%tmp = load double* %d, align 8
ret double %tmp
; CHECK-LABEL: va10:
; CHECK: addiu $sp, $sp, -32
; CHECK: addiu $[[R0:[0-9]+]], $sp, 52
; CHECK: addiu $[[R1:[0-9]+]], $[[R0]], 7
; CHECK: addiu $[[R2:[0-9]+]], $zero, -8
; CHECK: and $[[R3:[0-9]+]], $[[R1]], $[[R2]]
; CHECK: ldc1 $f0, 0($[[R3]])
}