llvm.org GIT mirror llvm / stable test / CodeGen / AMDGPU / GlobalISel / combine-ext-legalizer.mir
stable

Tree @stable (Download .tar.gz)

combine-ext-legalizer.mir @stableraw · history · blame

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -O0 -run-pass=legalizer %s -o - | FileCheck %s

---
name: test_sext_trunc_i64_i32_i64
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_sext_trunc_i64_i32_i64
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 32
    ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY [[COPY]](s64)
    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[C]](s64)
    ; CHECK: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY1]], [[TRUNC]](s32)
    ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[C]](s64)
    ; CHECK: [[ASHR:%[0-9]+]]:_(s64) = G_ASHR [[SHL]], [[TRUNC1]](s32)
    ; CHECK: $vgpr0_vgpr1 = COPY [[ASHR]](s64)
    %0:_(s64) = COPY $vgpr0_vgpr1
    %1:_(s32) = G_TRUNC %0
    %2:_(s64) = G_SEXT %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: test_zext_trunc_i64_i32_i64
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; CHECK-LABEL: name: test_zext_trunc_i64_i32_i64
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 4294967295
    ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY [[COPY]](s64)
    ; CHECK: [[AND:%[0-9]+]]:_(s64) = G_AND [[COPY1]], [[C]]
    ; CHECK: $vgpr0_vgpr1 = COPY [[AND]](s64)
    %0:_(s64) = COPY $vgpr0_vgpr1
    %1:_(s32) = G_TRUNC %0
    %2:_(s64) = G_ZEXT %1
    $vgpr0_vgpr1 = COPY %2
...