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7e501cf4c3
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 | \
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mv $TEMP $NAME
fi
done
llvm-svn: 186280
234 lines
7.1 KiB
LLVM
234 lines
7.1 KiB
LLVM
; Test multiplication of two f64s, producing an f128 result.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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declare double @foo()
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; Check register multiplication. "mxdbr %f0, %f2" is not valid from LLVM's
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; point of view, because %f2 is the low register of the FP128 %f0. Pass the
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; multiplier in %f4 instead.
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define void @f1(double %f1, double %dummy, double %f2, fp128 *%dst) {
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; CHECK-LABEL: f1:
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; CHECK: mxdbr %f0, %f4
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; CHECK: std %f0, 0(%r2)
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; CHECK: std %f2, 8(%r2)
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; CHECK: br %r14
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%f1x = fpext double %f1 to fp128
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%f2x = fpext double %f2 to fp128
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%res = fmul fp128 %f1x, %f2x
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store fp128 %res, fp128 *%dst
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ret void
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}
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; Check the low end of the MXDB range.
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define void @f2(double %f1, double *%ptr, fp128 *%dst) {
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; CHECK-LABEL: f2:
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; CHECK: mxdb %f0, 0(%r2)
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; CHECK: std %f0, 0(%r3)
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; CHECK: std %f2, 8(%r3)
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; CHECK: br %r14
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%f2 = load double *%ptr
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%f1x = fpext double %f1 to fp128
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%f2x = fpext double %f2 to fp128
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%res = fmul fp128 %f1x, %f2x
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store fp128 %res, fp128 *%dst
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ret void
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}
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; Check the high end of the aligned MXDB range.
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define void @f3(double %f1, double *%base, fp128 *%dst) {
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; CHECK-LABEL: f3:
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; CHECK: mxdb %f0, 4088(%r2)
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; CHECK: std %f0, 0(%r3)
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; CHECK: std %f2, 8(%r3)
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; CHECK: br %r14
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%ptr = getelementptr double *%base, i64 511
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%f2 = load double *%ptr
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%f1x = fpext double %f1 to fp128
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%f2x = fpext double %f2 to fp128
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%res = fmul fp128 %f1x, %f2x
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store fp128 %res, fp128 *%dst
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ret void
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}
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; Check the next doubleword up, which needs separate address logic.
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; Other sequences besides this one would be OK.
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define void @f4(double %f1, double *%base, fp128 *%dst) {
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; CHECK-LABEL: f4:
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; CHECK: aghi %r2, 4096
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; CHECK: mxdb %f0, 0(%r2)
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; CHECK: std %f0, 0(%r3)
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; CHECK: std %f2, 8(%r3)
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; CHECK: br %r14
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%ptr = getelementptr double *%base, i64 512
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%f2 = load double *%ptr
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%f1x = fpext double %f1 to fp128
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%f2x = fpext double %f2 to fp128
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%res = fmul fp128 %f1x, %f2x
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store fp128 %res, fp128 *%dst
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ret void
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}
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; Check negative displacements, which also need separate address logic.
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define void @f5(double %f1, double *%base, fp128 *%dst) {
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; CHECK-LABEL: f5:
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; CHECK: aghi %r2, -8
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; CHECK: mxdb %f0, 0(%r2)
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; CHECK: std %f0, 0(%r3)
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; CHECK: std %f2, 8(%r3)
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; CHECK: br %r14
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%ptr = getelementptr double *%base, i64 -1
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%f2 = load double *%ptr
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%f1x = fpext double %f1 to fp128
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%f2x = fpext double %f2 to fp128
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%res = fmul fp128 %f1x, %f2x
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store fp128 %res, fp128 *%dst
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ret void
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}
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; Check that MXDB allows indices.
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define void @f6(double %f1, double *%base, i64 %index, fp128 *%dst) {
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; CHECK-LABEL: f6:
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; CHECK: sllg %r1, %r3, 3
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; CHECK: mxdb %f0, 800(%r1,%r2)
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; CHECK: std %f0, 0(%r4)
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; CHECK: std %f2, 8(%r4)
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; CHECK: br %r14
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%ptr1 = getelementptr double *%base, i64 %index
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%ptr2 = getelementptr double *%ptr1, i64 100
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%f2 = load double *%ptr2
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%f1x = fpext double %f1 to fp128
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%f2x = fpext double %f2 to fp128
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%res = fmul fp128 %f1x, %f2x
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store fp128 %res, fp128 *%dst
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ret void
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}
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; Check that multiplications of spilled values can use MXDB rather than MXDBR.
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define double @f7(double *%ptr0) {
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; CHECK-LABEL: f7:
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; CHECK: brasl %r14, foo@PLT
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; CHECK: mxdb %f0, 160(%r15)
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; CHECK: br %r14
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%ptr1 = getelementptr double *%ptr0, i64 2
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%ptr2 = getelementptr double *%ptr0, i64 4
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%ptr3 = getelementptr double *%ptr0, i64 6
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%ptr4 = getelementptr double *%ptr0, i64 8
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%ptr5 = getelementptr double *%ptr0, i64 10
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%ptr6 = getelementptr double *%ptr0, i64 12
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%ptr7 = getelementptr double *%ptr0, i64 14
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%ptr8 = getelementptr double *%ptr0, i64 16
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%ptr9 = getelementptr double *%ptr0, i64 18
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%ptr10 = getelementptr double *%ptr0, i64 20
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%val0 = load double *%ptr0
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%val1 = load double *%ptr1
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%val2 = load double *%ptr2
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%val3 = load double *%ptr3
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%val4 = load double *%ptr4
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%val5 = load double *%ptr5
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%val6 = load double *%ptr6
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%val7 = load double *%ptr7
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%val8 = load double *%ptr8
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%val9 = load double *%ptr9
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%val10 = load double *%ptr10
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%frob0 = fadd double %val0, %val0
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%frob1 = fadd double %val1, %val1
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%frob2 = fadd double %val2, %val2
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%frob3 = fadd double %val3, %val3
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%frob4 = fadd double %val4, %val4
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%frob5 = fadd double %val5, %val5
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%frob6 = fadd double %val6, %val6
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%frob7 = fadd double %val7, %val7
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%frob8 = fadd double %val8, %val8
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%frob9 = fadd double %val9, %val9
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%frob10 = fadd double %val9, %val10
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store double %frob0, double *%ptr0
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store double %frob1, double *%ptr1
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store double %frob2, double *%ptr2
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store double %frob3, double *%ptr3
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store double %frob4, double *%ptr4
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store double %frob5, double *%ptr5
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store double %frob6, double *%ptr6
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store double %frob7, double *%ptr7
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store double %frob8, double *%ptr8
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store double %frob9, double *%ptr9
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store double %frob10, double *%ptr10
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%ret = call double @foo()
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%accext0 = fpext double %ret to fp128
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%ext0 = fpext double %frob0 to fp128
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%mul0 = fmul fp128 %accext0, %ext0
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%const0 = fpext double 1.01 to fp128
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%extra0 = fmul fp128 %mul0, %const0
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%trunc0 = fptrunc fp128 %extra0 to double
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%accext1 = fpext double %trunc0 to fp128
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%ext1 = fpext double %frob1 to fp128
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%mul1 = fmul fp128 %accext1, %ext1
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%const1 = fpext double 1.11 to fp128
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%extra1 = fmul fp128 %mul1, %const1
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%trunc1 = fptrunc fp128 %extra1 to double
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%accext2 = fpext double %trunc1 to fp128
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%ext2 = fpext double %frob2 to fp128
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%mul2 = fmul fp128 %accext2, %ext2
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%const2 = fpext double 1.21 to fp128
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%extra2 = fmul fp128 %mul2, %const2
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%trunc2 = fptrunc fp128 %extra2 to double
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%accext3 = fpext double %trunc2 to fp128
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%ext3 = fpext double %frob3 to fp128
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%mul3 = fmul fp128 %accext3, %ext3
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%const3 = fpext double 1.31 to fp128
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%extra3 = fmul fp128 %mul3, %const3
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%trunc3 = fptrunc fp128 %extra3 to double
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%accext4 = fpext double %trunc3 to fp128
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%ext4 = fpext double %frob4 to fp128
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%mul4 = fmul fp128 %accext4, %ext4
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%const4 = fpext double 1.41 to fp128
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%extra4 = fmul fp128 %mul4, %const4
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%trunc4 = fptrunc fp128 %extra4 to double
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%accext5 = fpext double %trunc4 to fp128
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%ext5 = fpext double %frob5 to fp128
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%mul5 = fmul fp128 %accext5, %ext5
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%const5 = fpext double 1.51 to fp128
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%extra5 = fmul fp128 %mul5, %const5
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%trunc5 = fptrunc fp128 %extra5 to double
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%accext6 = fpext double %trunc5 to fp128
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%ext6 = fpext double %frob6 to fp128
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%mul6 = fmul fp128 %accext6, %ext6
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%const6 = fpext double 1.61 to fp128
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%extra6 = fmul fp128 %mul6, %const6
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%trunc6 = fptrunc fp128 %extra6 to double
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%accext7 = fpext double %trunc6 to fp128
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%ext7 = fpext double %frob7 to fp128
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%mul7 = fmul fp128 %accext7, %ext7
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%const7 = fpext double 1.71 to fp128
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%extra7 = fmul fp128 %mul7, %const7
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%trunc7 = fptrunc fp128 %extra7 to double
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%accext8 = fpext double %trunc7 to fp128
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%ext8 = fpext double %frob8 to fp128
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%mul8 = fmul fp128 %accext8, %ext8
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%const8 = fpext double 1.81 to fp128
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%extra8 = fmul fp128 %mul8, %const8
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%trunc8 = fptrunc fp128 %extra8 to double
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%accext9 = fpext double %trunc8 to fp128
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%ext9 = fpext double %frob9 to fp128
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%mul9 = fmul fp128 %accext9, %ext9
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%const9 = fpext double 1.91 to fp128
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%extra9 = fmul fp128 %mul9, %const9
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%trunc9 = fptrunc fp128 %extra9 to double
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ret double %trunc9
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}
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