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https://github.com/RPCS3/llvm-mirror.git
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bbae73ce2c
Summary: Add support for immediate operand in S_ENDPGM Change-Id: I0c56a076a10980f719fb2a8f16407e9c301013f6 Reviewers: alexshap Subscribers: qcolombet, arsenm, kzhuravl, jvesely, wdng, nhaehnle, yaxunl, tpr, t-tye, eraman, arphaman, Petar.Avramovic, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D59213 llvm-svn: 355902
58 lines
1.8 KiB
YAML
58 lines
1.8 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-coalescing -run-pass=simple-register-coalescing -verify-machineinstrs -o - %s | FileCheck %s
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# Bug 39602: Avoid "Couldn't join subrange" error when clearing valid
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# lanes on an implicit_def that later cannot be erased.
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---
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name: lost_valid_lanes_maybe_erasable_implicit_def
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: lost_valid_lanes_maybe_erasable_implicit_def
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x80000000)
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; CHECK: undef %0.sub1:sreg_64 = IMPLICIT_DEF
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; CHECK: bb.1:
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; CHECK: %0.sub0:sreg_64 = S_MOV_B32 0
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; CHECK: [[COPY:%[0-9]+]]:sreg_64 = COPY %0
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; CHECK: dead %0.sub1:sreg_64 = COPY %0.sub0
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; CHECK: S_ENDPGM 0, implicit [[COPY]].sub1
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bb.0:
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successors: %bb.1
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undef %0.sub1:sreg_64 = IMPLICIT_DEF
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bb.1:
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%0.sub0:sreg_64 = S_MOV_B32 0
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%1:sreg_64 = COPY %0:sreg_64
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dead %0.sub1:sreg_64 = COPY %0.sub0:sreg_64
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S_ENDPGM 0, implicit %1.sub1:sreg_64
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...
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---
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# Same as previous, except with a real value instead of
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# IMPLICIT_DEF. These should both be handled the same way.
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name: lost_valid_lanes_real_value
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: lost_valid_lanes_real_value
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x80000000)
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; CHECK: undef %0.sub1:sreg_64 = S_MOV_B32 -1
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; CHECK: bb.1:
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; CHECK: %0.sub0:sreg_64 = S_MOV_B32 0
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; CHECK: [[COPY:%[0-9]+]]:sreg_64 = COPY %0
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; CHECK: dead %0.sub1:sreg_64 = COPY %0.sub0
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; CHECK: S_ENDPGM 0, implicit [[COPY]].sub1
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bb.0:
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successors: %bb.1
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undef %0.sub1:sreg_64 = S_MOV_B32 -1
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bb.1:
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%0.sub0:sreg_64 = S_MOV_B32 0
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%1:sreg_64 = COPY %0:sreg_64
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dead %0.sub1:sreg_64 = COPY %0.sub0:sreg_64
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S_ENDPGM 0, implicit %1.sub1:sreg_64
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...
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