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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
56 lines
1.4 KiB
LLVM
56 lines
1.4 KiB
LLVM
; Test 16-bit inequality comparisons between memory and a constant.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; Check the low end of the unsigned 16-bit range.
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define double @f1(double %a, double %b, i16 *%ptr) {
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; CHECK: f1:
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; CHECK: clhhsi 0(%r2), 0
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; CHECK-NEXT: j{{g?}}lh
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i16 *%ptr
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%cond = icmp ne i16 %val, 0
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the high end of the unsigned 16-bit range.
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define double @f2(double %a, double %b, i16 *%ptr) {
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; CHECK: f2:
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; CHECK: clhhsi 0(%r2), 65535
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; CHECK-NEXT: j{{g?}}lh
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i16 *%ptr
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%cond = icmp ne i16 %val, 65535
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the low end of the signed 16-bit range.
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define double @f3(double %a, double %b, i16 *%ptr) {
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; CHECK: f3:
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; CHECK: clhhsi 0(%r2), 32768
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; CHECK-NEXT: j{{g?}}lh
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i16 *%ptr
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%cond = icmp ne i16 %val, -32768
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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; Check the high end of the signed 16-bit range.
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define double @f4(double %a, double %b, i16 *%ptr) {
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; CHECK: f4:
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; CHECK: clhhsi 0(%r2), 32767
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; CHECK-NEXT: j{{g?}}lh
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%val = load i16 *%ptr
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%cond = icmp ne i16 %val, 32767
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%res = select i1 %cond, double %a, double %b
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ret double %res
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}
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