forked from OSchip/llvm-project
104 lines
3.4 KiB
YAML
104 lines
3.4 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=aarch64-linux-gnu -O0 -run-pass=legalizer %s -o - | FileCheck %s
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---
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name: test_extracts_1
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body: |
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bb.0:
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liveins: $w0
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; Low part of extraction takes entirity of the low register entirely, so
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; value stored is forwarded directly from first load.
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; CHECK-LABEL: name: test_extracts_1
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; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x2
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; CHECK: [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[COPY]](p0) :: (load 8, align 16)
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; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 8
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; CHECK: [[GEP:%[0-9]+]]:_(p0) = G_GEP [[COPY]], [[C]](s64)
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; CHECK: [[LOAD1:%[0-9]+]]:_(s64) = G_LOAD [[GEP]](p0) :: (load 8)
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; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY [[LOAD]](s64)
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; CHECK: G_STORE [[COPY1]](s64), [[COPY]](p0) :: (store 8)
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; CHECK: RET_ReallyLR
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%0:_(s64) = COPY $x0
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%1:_(s32) = COPY $w1
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%2:_(p0) = COPY $x2
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%3:_(s128) = G_LOAD %2(p0) :: (load 16)
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%4:_(s64) = G_EXTRACT %3(s128), 0
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G_STORE %4(s64), %2(p0) :: (store 8)
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RET_ReallyLR
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...
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---
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name: test_extracts_2
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body: |
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bb.0:
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liveins: $w0
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; Low extraction wipes takes whole low register. High extraction is real.
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; CHECK-LABEL: name: test_extracts_2
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; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x2
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; CHECK: [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[COPY]](p0) :: (load 8, align 16)
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; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 8
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; CHECK: [[GEP:%[0-9]+]]:_(p0) = G_GEP [[COPY]], [[C]](s64)
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; CHECK: [[LOAD1:%[0-9]+]]:_(s64) = G_LOAD [[GEP]](p0) :: (load 8)
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; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY [[LOAD]](s64)
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; CHECK: [[EXTRACT:%[0-9]+]]:_(s32) = G_EXTRACT [[LOAD1]](s64), 0
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; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[EXTRACT]](s32)
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; CHECK: G_STORE [[COPY1]](s64), [[COPY]](p0) :: (store 8)
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; CHECK: G_STORE [[COPY2]](s32), [[COPY]](p0) :: (store 4)
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; CHECK: RET_ReallyLR
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%0:_(s64) = COPY $x0
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%1:_(s32) = COPY $w1
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%2:_(p0) = COPY $x2
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%3:_(s128) = G_LOAD %2(p0) :: (load 16)
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%4:_(s64) = G_EXTRACT %3(s128), 0
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%5:_(s32) = G_EXTRACT %3(s128), 64
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G_STORE %4(s64), %2(p0) :: (store 8)
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G_STORE %5(s32), %2(p0) :: (store 4)
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RET_ReallyLR
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...
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---
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name: test_extracts_3
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body: |
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bb.0:
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liveins: $x0, $x1, $x2
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; CHECK-LABEL: name: test_extracts_3
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; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
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; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
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; CHECK: [[EXTRACT:%[0-9]+]]:_(s32) = G_EXTRACT [[COPY]](s64), 32
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; CHECK: [[EXTRACT1:%[0-9]+]]:_(s32) = G_EXTRACT [[COPY1]](s64), 0
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; CHECK: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[EXTRACT]](s32), [[EXTRACT1]](s32)
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; CHECK: $x0 = COPY [[MV]](s64)
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; CHECK: RET_ReallyLR
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%0:_(s64) = COPY $x0
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%1:_(s64) = COPY $x1
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%2:_(s128) = G_MERGE_VALUES %0, %1
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%3:_(s64) = G_EXTRACT %2, 32
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$x0 = COPY %3
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RET_ReallyLR
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...
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---
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name: test_extracts_4
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body: |
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bb.0:
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liveins: $x0, $x1, $x2
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; CHECK-LABEL: name: test_extracts_4
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; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
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; CHECK: [[EXTRACT:%[0-9]+]]:_(s32) = G_EXTRACT [[COPY]](s64), 32
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; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[EXTRACT]](s32)
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; CHECK: $w0 = COPY [[COPY1]](s32)
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; CHECK: RET_ReallyLR
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%0:_(s64) = COPY $x0
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%1:_(s64) = COPY $x1
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%2:_(s128) = G_MERGE_VALUES %0, %1
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%3:_(s32) = G_EXTRACT %2, 32
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$w0 = COPY %3
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RET_ReallyLR
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...
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