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Add fcopysign instructions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79664 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -86,6 +86,13 @@ def FMOV64mry : Pseudo<(outs), (ins rriaddr:$dst, FP64:$src),
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"stdy\t{$src, $dst}",
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[(store FP64:$src, rriaddr:$dst)]>;
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def FCOPYSIGN32 : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2),
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"cpsdr\t{$dst, $src2, $src1}",
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[(set FP32:$dst, (fcopysign FP32:$src1, FP32:$src2))]>;
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def FCOPYSIGN64 : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2),
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"cpsdr\t{$dst, $src2, $src1}",
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[(set FP64:$dst, (fcopysign FP64:$src1, FP64:$src2))]>;
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//===----------------------------------------------------------------------===//
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// Arithmetic Instructions
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22
test/CodeGen/SystemZ/2009-08-22-FCopySign.ll
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22
test/CodeGen/SystemZ/2009-08-22-FCopySign.ll
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@ -0,0 +1,22 @@
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; RUN: llvm-as < %s | llc | FileCheck %s
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target datalayout = "E-p:64:64:64-i1:8:8-i8:8:16-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:16:16-f128:128:128"
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target triple = "s390x-ibm-linux-gnu"
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define double @foo(double %a, double %b) nounwind {
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entry:
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; CHECK: cpsdr %f0, %f2, %f0
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%0 = tail call double @copysign(double %a, double %b) nounwind readnone
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ret double %0
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}
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define float @bar(float %a, float %b) nounwind {
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entry:
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; CHECK: cpsdr %f0, %f2, %f0
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%0 = tail call float @copysignf(float %a, float %b) nounwind readnone
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ret float %0
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}
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declare double @copysign(double, double) nounwind readnone
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declare float @copysignf(float, float) nounwind readnone
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