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ab043ff680
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
llvm-svn: 230794
204 lines
6.2 KiB
LLVM
204 lines
6.2 KiB
LLVM
; Test multiplication of two f32s, producing an f64 result.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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declare float @foo()
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; Check register multiplication.
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define double @f1(float %f1, float %f2) {
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; CHECK-LABEL: f1:
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; CHECK: mdebr %f0, %f2
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; CHECK: br %r14
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%f1x = fpext float %f1 to double
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%f2x = fpext float %f2 to double
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%res = fmul double %f1x, %f2x
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ret double %res
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}
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; Check the low end of the MDEB range.
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define double @f2(float %f1, float *%ptr) {
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; CHECK-LABEL: f2:
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; CHECK: mdeb %f0, 0(%r2)
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; CHECK: br %r14
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%f2 = load float , float *%ptr
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%f1x = fpext float %f1 to double
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%f2x = fpext float %f2 to double
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%res = fmul double %f1x, %f2x
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ret double %res
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}
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; Check the high end of the aligned MDEB range.
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define double @f3(float %f1, float *%base) {
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; CHECK-LABEL: f3:
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; CHECK: mdeb %f0, 4092(%r2)
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; CHECK: br %r14
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%ptr = getelementptr float, float *%base, i64 1023
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%f2 = load float , float *%ptr
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%f1x = fpext float %f1 to double
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%f2x = fpext float %f2 to double
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%res = fmul double %f1x, %f2x
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ret double %res
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}
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; Check the next word up, which needs separate address logic.
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; Other sequences besides this one would be OK.
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define double @f4(float %f1, float *%base) {
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; CHECK-LABEL: f4:
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; CHECK: aghi %r2, 4096
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; CHECK: mdeb %f0, 0(%r2)
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; CHECK: br %r14
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%ptr = getelementptr float, float *%base, i64 1024
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%f2 = load float , float *%ptr
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%f1x = fpext float %f1 to double
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%f2x = fpext float %f2 to double
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%res = fmul double %f1x, %f2x
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ret double %res
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}
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; Check negative displacements, which also need separate address logic.
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define double @f5(float %f1, float *%base) {
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; CHECK-LABEL: f5:
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; CHECK: aghi %r2, -4
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; CHECK: mdeb %f0, 0(%r2)
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; CHECK: br %r14
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%ptr = getelementptr float, float *%base, i64 -1
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%f2 = load float , float *%ptr
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%f1x = fpext float %f1 to double
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%f2x = fpext float %f2 to double
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%res = fmul double %f1x, %f2x
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ret double %res
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}
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; Check that MDEB allows indices.
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define double @f6(float %f1, float *%base, i64 %index) {
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; CHECK-LABEL: f6:
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; CHECK: sllg %r1, %r3, 2
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; CHECK: mdeb %f0, 400(%r1,%r2)
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; CHECK: br %r14
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%ptr1 = getelementptr float, float *%base, i64 %index
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%ptr2 = getelementptr float, float *%ptr1, i64 100
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%f2 = load float , float *%ptr2
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%f1x = fpext float %f1 to double
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%f2x = fpext float %f2 to double
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%res = fmul double %f1x, %f2x
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ret double %res
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}
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; Check that multiplications of spilled values can use MDEB rather than MDEBR.
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define float @f7(float *%ptr0) {
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; CHECK-LABEL: f7:
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; CHECK: brasl %r14, foo@PLT
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; CHECK: mdeb %f0, 16{{[04]}}(%r15)
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; CHECK: br %r14
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%ptr1 = getelementptr float, float *%ptr0, i64 2
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%ptr2 = getelementptr float, float *%ptr0, i64 4
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%ptr3 = getelementptr float, float *%ptr0, i64 6
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%ptr4 = getelementptr float, float *%ptr0, i64 8
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%ptr5 = getelementptr float, float *%ptr0, i64 10
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%ptr6 = getelementptr float, float *%ptr0, i64 12
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%ptr7 = getelementptr float, float *%ptr0, i64 14
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%ptr8 = getelementptr float, float *%ptr0, i64 16
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%ptr9 = getelementptr float, float *%ptr0, i64 18
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%ptr10 = getelementptr float, float *%ptr0, i64 20
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%val0 = load float , float *%ptr0
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%val1 = load float , float *%ptr1
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%val2 = load float , float *%ptr2
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%val3 = load float , float *%ptr3
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%val4 = load float , float *%ptr4
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%val5 = load float , float *%ptr5
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%val6 = load float , float *%ptr6
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%val7 = load float , float *%ptr7
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%val8 = load float , float *%ptr8
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%val9 = load float , float *%ptr9
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%val10 = load float , float *%ptr10
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%frob0 = fadd float %val0, %val0
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%frob1 = fadd float %val1, %val1
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%frob2 = fadd float %val2, %val2
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%frob3 = fadd float %val3, %val3
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%frob4 = fadd float %val4, %val4
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%frob5 = fadd float %val5, %val5
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%frob6 = fadd float %val6, %val6
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%frob7 = fadd float %val7, %val7
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%frob8 = fadd float %val8, %val8
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%frob9 = fadd float %val9, %val9
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%frob10 = fadd float %val9, %val10
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store float %frob0, float *%ptr0
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store float %frob1, float *%ptr1
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store float %frob2, float *%ptr2
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store float %frob3, float *%ptr3
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store float %frob4, float *%ptr4
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store float %frob5, float *%ptr5
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store float %frob6, float *%ptr6
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store float %frob7, float *%ptr7
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store float %frob8, float *%ptr8
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store float %frob9, float *%ptr9
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store float %frob10, float *%ptr10
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%ret = call float @foo()
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%accext0 = fpext float %ret to double
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%ext0 = fpext float %frob0 to double
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%mul0 = fmul double %accext0, %ext0
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%extra0 = fmul double %mul0, 1.01
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%trunc0 = fptrunc double %extra0 to float
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%accext1 = fpext float %trunc0 to double
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%ext1 = fpext float %frob1 to double
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%mul1 = fmul double %accext1, %ext1
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%extra1 = fmul double %mul1, 1.11
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%trunc1 = fptrunc double %extra1 to float
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%accext2 = fpext float %trunc1 to double
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%ext2 = fpext float %frob2 to double
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%mul2 = fmul double %accext2, %ext2
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%extra2 = fmul double %mul2, 1.21
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%trunc2 = fptrunc double %extra2 to float
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%accext3 = fpext float %trunc2 to double
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%ext3 = fpext float %frob3 to double
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%mul3 = fmul double %accext3, %ext3
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%extra3 = fmul double %mul3, 1.31
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%trunc3 = fptrunc double %extra3 to float
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%accext4 = fpext float %trunc3 to double
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%ext4 = fpext float %frob4 to double
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%mul4 = fmul double %accext4, %ext4
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%extra4 = fmul double %mul4, 1.41
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%trunc4 = fptrunc double %extra4 to float
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%accext5 = fpext float %trunc4 to double
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%ext5 = fpext float %frob5 to double
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%mul5 = fmul double %accext5, %ext5
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%extra5 = fmul double %mul5, 1.51
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%trunc5 = fptrunc double %extra5 to float
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%accext6 = fpext float %trunc5 to double
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%ext6 = fpext float %frob6 to double
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%mul6 = fmul double %accext6, %ext6
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%extra6 = fmul double %mul6, 1.61
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%trunc6 = fptrunc double %extra6 to float
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%accext7 = fpext float %trunc6 to double
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%ext7 = fpext float %frob7 to double
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%mul7 = fmul double %accext7, %ext7
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%extra7 = fmul double %mul7, 1.71
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%trunc7 = fptrunc double %extra7 to float
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%accext8 = fpext float %trunc7 to double
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%ext8 = fpext float %frob8 to double
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%mul8 = fmul double %accext8, %ext8
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%extra8 = fmul double %mul8, 1.81
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%trunc8 = fptrunc double %extra8 to float
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%accext9 = fpext float %trunc8 to double
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%ext9 = fpext float %frob9 to double
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%mul9 = fmul double %accext9, %ext9
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%extra9 = fmul double %mul9, 1.91
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%trunc9 = fptrunc double %extra9 to float
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ret float %trunc9
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}
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