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	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
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      sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP
      mv $TEMP $NAME
    fi
  done
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186280 91177308-0d34-0410-b5e6-96231b3b80d8
		
	
		
			
				
	
	
		
			129 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			129 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; Test copysign operations.
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| ;
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| ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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| 
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| declare float @copysignf(float, float) readnone
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| declare double @copysign(double, double) readnone
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| ; FIXME: not really the correct prototype for SystemZ.
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| declare fp128 @copysignl(fp128, fp128) readnone
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| 
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| ; Test f32 copies in which the sign comes from an f32.
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| define float @f1(float %a, float %b) {
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| ; CHECK-LABEL: f1:
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| ; CHECK-NOT: %f2
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| ; CHECK: cpsdr %f0, %f0, %f2
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| ; CHECK: br %r14
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|   %res = call float @copysignf(float %a, float %b) readnone
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|   ret float %res
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| }
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| 
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| ; Test f32 copies in which the sign comes from an f64.
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| define float @f2(float %a, double %bd) {
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| ; CHECK-LABEL: f2:
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| ; CHECK-NOT: %f2
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| ; CHECK: cpsdr %f0, %f0, %f2
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| ; CHECK: br %r14
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|   %b = fptrunc double %bd to float
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|   %res = call float @copysignf(float %a, float %b) readnone
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|   ret float %res
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| }
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| 
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| ; Test f32 copies in which the sign comes from an f128.
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| define float @f3(float %a, fp128 *%bptr) {
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| ; CHECK-LABEL: f3:
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| ; CHECK: ld [[BHIGH:%f[0-7]]], 0(%r2)
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| ; CHECK: ld [[BLOW:%f[0-7]]], 8(%r2)
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| ; CHECK: cpsdr %f0, %f0, [[BHIGH]]
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| ; CHECK: br %r14
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|   %bl = load volatile fp128 *%bptr
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|   %b = fptrunc fp128 %bl to float
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|   %res = call float @copysignf(float %a, float %b) readnone
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|   ret float %res
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| }
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| 
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| ; Test f64 copies in which the sign comes from an f32.
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| define double @f4(double %a, float %bf) {
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| ; CHECK-LABEL: f4:
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| ; CHECK-NOT: %f2
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| ; CHECK: cpsdr %f0, %f0, %f2
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| ; CHECK: br %r14
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|   %b = fpext float %bf to double
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|   %res = call double @copysign(double %a, double %b) readnone
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|   ret double %res
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| }
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| 
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| ; Test f64 copies in which the sign comes from an f64.
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| define double @f5(double %a, double %b) {
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| ; CHECK-LABEL: f5:
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| ; CHECK-NOT: %f2
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| ; CHECK: cpsdr %f0, %f0, %f2
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| ; CHECK: br %r14
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|   %res = call double @copysign(double %a, double %b) readnone
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|   ret double %res
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| }
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| 
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| ; Test f64 copies in which the sign comes from an f128.
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| define double @f6(double %a, fp128 *%bptr) {
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| ; CHECK-LABEL: f6:
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| ; CHECK: ld [[BHIGH:%f[0-7]]], 0(%r2)
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| ; CHECK: ld [[BLOW:%f[0-7]]], 8(%r2)
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| ; CHECK: cpsdr %f0, %f0, [[BHIGH]]
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| ; CHECK: br %r14
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|   %bl = load volatile fp128 *%bptr
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|   %b = fptrunc fp128 %bl to double
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|   %res = call double @copysign(double %a, double %b) readnone
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|   ret double %res
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| }
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| 
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| ; Test f128 copies in which the sign comes from an f32.  We shouldn't
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| ; need any register shuffling here; %a should be tied to %c, with CPSDR
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| ; just changing the high register.
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| define void @f7(fp128 *%cptr, fp128 *%aptr, float %bf) {
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| ; CHECK-LABEL: f7:
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| ; CHECK: ld [[AHIGH:%f[0-7]]], 0(%r3)
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| ; CHECK: ld [[ALOW:%f[0-7]]], 8(%r3)
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| ; CHECK: cpsdr [[AHIGH]], [[AHIGH]], %f0
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| ; CHECK: std [[AHIGH]], 0(%r2)
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| ; CHECK: std [[ALOW]], 8(%r2)
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| ; CHECK: br %r14
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|   %a = load volatile fp128 *%aptr
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|   %b = fpext float %bf to fp128
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|   %c = call fp128 @copysignl(fp128 %a, fp128 %b) readnone
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|   store fp128 %c, fp128 *%cptr
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|   ret void
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| }
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| 
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| ; As above, but the sign comes from an f64.
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| define void @f8(fp128 *%cptr, fp128 *%aptr, double %bd) {
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| ; CHECK-LABEL: f8:
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| ; CHECK: ld [[AHIGH:%f[0-7]]], 0(%r3)
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| ; CHECK: ld [[ALOW:%f[0-7]]], 8(%r3)
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| ; CHECK: cpsdr [[AHIGH]], [[AHIGH]], %f0
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| ; CHECK: std [[AHIGH]], 0(%r2)
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| ; CHECK: std [[ALOW]], 8(%r2)
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| ; CHECK: br %r14
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|   %a = load volatile fp128 *%aptr
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|   %b = fpext double %bd to fp128
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|   %c = call fp128 @copysignl(fp128 %a, fp128 %b) readnone
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|   store fp128 %c, fp128 *%cptr
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|   ret void
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| }
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| 
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| ; As above, but the sign comes from an f128.  Don't require the low part
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| ; of %b to be loaded, since it isn't used.
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| define void @f9(fp128 *%cptr, fp128 *%aptr, fp128 *%bptr) {
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| ; CHECK-LABEL: f9:
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| ; CHECK: ld [[AHIGH:%f[0-7]]], 0(%r3)
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| ; CHECK: ld [[ALOW:%f[0-7]]], 8(%r3)
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| ; CHECK: ld [[BHIGH:%f[0-7]]], 0(%r4)
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| ; CHECK: cpsdr [[AHIGH]], [[AHIGH]], [[BHIGH]]
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| ; CHECK: std [[AHIGH]], 0(%r2)
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| ; CHECK: std [[ALOW]], 8(%r2)
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| ; CHECK: br %r14
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|   %a = load volatile fp128 *%aptr
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|   %b = load volatile fp128 *%bptr
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|   %c = call fp128 @copysignl(fp128 %a, fp128 %b) readnone
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|   store fp128 %c, fp128 *%cptr
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|   ret void
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| }
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