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https://github.com/c64scene-ar/llvm-6502.git
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b503b49b51
This adds all CodeGen tests for the SystemZ target. This version of the patch incorporates feedback from a review by Sean Silva. Thanks to all reviewers! Patch by Richard Sandiford. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181204 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
626 B
LLVM
32 lines
626 B
LLVM
; Test loads of negative floating-point zero.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; Test f32.
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define float @f1() {
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; CHECK: f1:
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; CHECK: lzer [[REGISTER:%f[0-5]+]]
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; CHECK: lcebr %f0, [[REGISTER]]
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; CHECK: br %r14
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ret float -0.0
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}
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; Test f64.
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define double @f2() {
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; CHECK: f2:
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; CHECK: lzdr [[REGISTER:%f[0-5]+]]
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; CHECK: lcdbr %f0, [[REGISTER]]
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; CHECK: br %r14
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ret double -0.0
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}
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; Test f128.
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define void @f3(fp128 *%x) {
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; CHECK: f3:
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; CHECK: lzxr [[REGISTER:%f[0-5]+]]
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; CHECK: lcxbr %f0, [[REGISTER]]
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; CHECK: br %r14
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store fp128 0xL00000000000000008000000000000000, fp128 *%x
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ret void
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}
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