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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
36 lines
773 B
LLVM
36 lines
773 B
LLVM
; Test conversions of unsigned i64s to floating-point values.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; Test i64->f32. There's no native support for unsigned i64-to-fp conversions,
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; but we should be able to implement them using signed i64-to-fp conversions.
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define float @f1(i64 %i) {
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; CHECK: f1:
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; CHECK: cegbr
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; CHECK: aebr
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; CHECK: br %r14
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%conv = uitofp i64 %i to float
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ret float %conv
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}
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; Test i64->f64.
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define double @f2(i64 %i) {
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; CHECK: f2:
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; CHECK: ldgr
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; CHECL: adbr
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; CHECK: br %r14
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%conv = uitofp i64 %i to double
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ret double %conv
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}
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; Test i64->f128.
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define void @f3(i64 %i, fp128 *%dst) {
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; CHECK: f3:
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; CHECK: cxgbr
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; CHECK: axbr
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; CHECK: br %r14
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%conv = uitofp i64 %i to fp128
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store fp128 %conv, fp128 *%dst
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ret void
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}
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