| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -debugify-and-strip-all-safe -mtriple arm64-apple-ios -O0 -run-pass=aarch64-prelegalizer-combiner --aarch64prelegalizercombinerhelper-only-enable-rule="overlapping_and" -global-isel -verify-machineinstrs %s -o - | FileCheck %s |
| # REQUIRES: asserts |
| --- |
| name: bitmask_overlap1 |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: bitmask_overlap1 |
| ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0 |
| ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 128 |
| ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C]] |
| ; CHECK: $w0 = COPY [[AND]](s32) |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %0:_(s32) = COPY $w0 |
| %1:_(s32) = G_CONSTANT i32 -128 |
| %3:_(s32) = G_CONSTANT i32 255 |
| %2:_(s32) = G_AND %0, %1 |
| %4:_(s32) = G_AND %2, %3 |
| $w0 = COPY %4(s32) |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: bitmask_overlap2 |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: bitmask_overlap2 |
| ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0 |
| ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 128 |
| ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C]] |
| ; CHECK: $w0 = COPY [[AND]](s32) |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %0:_(s32) = COPY $w0 |
| %1:_(s32) = G_CONSTANT i32 255 |
| %3:_(s32) = G_CONSTANT i32 -128 |
| %2:_(s32) = G_AND %1, %0 |
| %4:_(s32) = G_AND %2, %3 |
| $w0 = COPY %4(s32) |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: bitmask_overlap3 |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: bitmask_overlap3 |
| ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0 |
| ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 128 |
| ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C]] |
| ; CHECK: $w0 = COPY [[AND]](s32) |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %0:_(s32) = COPY $w0 |
| %1:_(s32) = G_CONSTANT i32 255 |
| %3:_(s32) = G_CONSTANT i32 -128 |
| %2:_(s32) = G_AND %1, %0 |
| %4:_(s32) = G_AND %3, %2 |
| $w0 = COPY %4(s32) |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: bitmask_overlap4 |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: bitmask_overlap4 |
| ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0 |
| ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 128 |
| ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C]] |
| ; CHECK: $w0 = COPY [[AND]](s32) |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %0:_(s32) = COPY $w0 |
| %1:_(s32) = G_CONSTANT i32 255 |
| %3:_(s32) = G_CONSTANT i32 -128 |
| %2:_(s32) = G_AND %0, %1 |
| %4:_(s32) = G_AND %3, %2 |
| $w0 = COPY %4(s32) |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: bitmask_no_overlap |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: bitmask_no_overlap |
| ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0 |
| ; CHECK: $w0 = COPY [[C]](s32) |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %0:_(s32) = COPY $w0 |
| %1:_(s32) = G_CONSTANT i32 1 |
| %3:_(s32) = G_CONSTANT i32 2 |
| %2:_(s32) = G_AND %0, %1 |
| %4:_(s32) = G_AND %2, %3 |
| $w0 = COPY %4(s32) |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: bitmask_overlap_extrause |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: bitmask_overlap_extrause |
| ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0 |
| ; CHECK: [[COPY1:%[0-9]+]]:_(p0) = COPY $x1 |
| ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 255 |
| ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C]] |
| ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 128 |
| ; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C1]] |
| ; CHECK: G_STORE [[AND]](s32), [[COPY1]](p0) :: (store (s32)) |
| ; CHECK: $w0 = COPY [[AND1]](s32) |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %0:_(s32) = COPY $w0 |
| %1:_(p0) = COPY $x1 |
| %2:_(s32) = G_CONSTANT i32 255 |
| %4:_(s32) = G_CONSTANT i32 -128 |
| %3:_(s32) = G_AND %0, %2 |
| %5:_(s32) = G_AND %3, %4 |
| G_STORE %3(s32), %1(p0) :: (store (s32)) |
| $w0 = COPY %5(s32) |
| RET_ReallyLR implicit $w0 |
| |
| ... |