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21 lines
526 B
LLVM
21 lines
526 B
LLVM
; Test multiplication of two f128s.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; There is no memory form of 128-bit multiplication.
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define void @f1(fp128 *%ptr, float %f2) {
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; CHECK-LABEL: f1:
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; CHECK-DAG: lxebr %f0, %f0
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; CHECK-DAG: ld %f1, 0(%r2)
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; CHECK-DAG: ld %f3, 8(%r2)
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; CHECK: mxbr %f0, %f1
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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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%f1 = load fp128, fp128 *%ptr
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%f2x = fpext float %f2 to fp128
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%diff = fmul fp128 %f1, %f2x
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store fp128 %diff, fp128 *%ptr
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ret void
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}
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