| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -mtriple aarch64 -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs %s -o - | FileCheck %s |
| |
| ... |
| --- |
| name: add_64_mask_32 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: add_64_mask_32 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC %binop_lhs(s64) |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC %binop_rhs(s64) |
| ; CHECK: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[TRUNC]], [[TRUNC1]] |
| ; CHECK: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[ADD]](s32) |
| ; CHECK: $x0 = COPY [[ZEXT]](s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %mask_32 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: sub_64_mask_32 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: sub_64_mask_32 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC %binop_lhs(s64) |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC %binop_rhs(s64) |
| ; CHECK: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[TRUNC]], [[TRUNC1]] |
| ; CHECK: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[SUB]](s32) |
| ; CHECK: $x0 = COPY [[ZEXT]](s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| %binop:_(s64) = G_SUB %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %mask_32 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: mul_64_mask_32 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: mul_64_mask_32 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC %binop_lhs(s64) |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC %binop_rhs(s64) |
| ; CHECK: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[TRUNC]], [[TRUNC1]] |
| ; CHECK: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[MUL]](s32) |
| ; CHECK: $x0 = COPY [[ZEXT]](s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| %binop:_(s64) = G_MUL %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %mask_32 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: and_64_mask_32 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: and_64_mask_32 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC %binop_lhs(s64) |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC %binop_rhs(s64) |
| ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[TRUNC]], [[TRUNC1]] |
| ; CHECK: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[AND]](s32) |
| ; CHECK: $x0 = COPY [[ZEXT]](s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| %binop:_(s64) = G_AND %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %mask_32 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: or_64_mask_32 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: or_64_mask_32 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| ; CHECK: %binop:_(s64) = G_SUB %binop_lhs, %binop_rhs |
| ; CHECK: %and:_(s64) = G_OR %binop, %mask_32 |
| ; CHECK: $x0 = COPY %and(s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| %binop:_(s64) = G_SUB %binop_lhs, %binop_rhs |
| %and:_(s64) = G_OR %binop, %mask_32 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: xor_64_mask_32 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: xor_64_mask_32 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC %binop_lhs(s64) |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC %binop_rhs(s64) |
| ; CHECK: [[XOR:%[0-9]+]]:_(s32) = G_XOR [[TRUNC]], [[TRUNC1]] |
| ; CHECK: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[XOR]](s32) |
| ; CHECK: $x0 = COPY [[ZEXT]](s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| %binop:_(s64) = G_XOR %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %mask_32 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: walk_thru_copy |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: walk_thru_copy |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC %binop_lhs(s64) |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC %binop_rhs(s64) |
| ; CHECK: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[TRUNC]], [[TRUNC1]] |
| ; CHECK: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[ADD]](s32) |
| ; CHECK: $x0 = COPY [[ZEXT]](s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| %copy:_(s64) = COPY %binop |
| %and:_(s64) = G_AND %copy, %mask_32 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: dont_combine_zext_not_free_add_64_mask_16 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: dont_combine_zext_not_free_add_64_mask_16 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: %mask_16:_(s64) = G_CONSTANT i64 65535 |
| ; CHECK: %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| ; CHECK: %and:_(s64) = G_AND %binop, %mask_16 |
| ; CHECK: $x0 = COPY %and(s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_16:_(s64) = G_CONSTANT i64 65535 |
| %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %mask_16 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: dont_combine_zext_not_free_add_64_mask_8 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: dont_combine_zext_not_free_add_64_mask_8 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: %mask_8:_(s64) = G_CONSTANT i64 255 |
| ; CHECK: %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| ; CHECK: %and:_(s64) = G_AND %binop, %mask_8 |
| ; CHECK: $x0 = COPY %and(s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_8:_(s64) = G_CONSTANT i64 255 |
| %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %mask_8 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: dont_combine_not_a_mask |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: dont_combine_not_a_mask |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: %not_a_mask:_(s64) = G_CONSTANT i64 26 |
| ; CHECK: %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| ; CHECK: %and:_(s64) = G_AND %binop, %not_a_mask |
| ; CHECK: $x0 = COPY %and(s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %not_a_mask:_(s64) = G_CONSTANT i64 26 |
| %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %not_a_mask |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: dont_combine_more_than_one_use |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: dont_combine_more_than_one_use |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: %not_a_mask:_(s64) = G_CONSTANT i64 26 |
| ; CHECK: %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| ; CHECK: %and:_(s64) = G_AND %binop, %not_a_mask |
| ; CHECK: %or:_(s64) = G_OR %and, %binop |
| ; CHECK: $x0 = COPY %or(s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %not_a_mask:_(s64) = G_CONSTANT i64 26 |
| %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %not_a_mask |
| %or:_(s64) = G_OR %and, %binop |
| $x0 = COPY %or(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: dont_combine_vector |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $q0, $q1 |
| ; CHECK-LABEL: name: dont_combine_vector |
| ; CHECK: liveins: $q0, $q1 |
| ; CHECK: %binop_lhs:_(<2 x s64>) = COPY $q0 |
| ; CHECK: %binop_rhs:_(<2 x s64>) = COPY $q1 |
| ; CHECK: %mask_elt:_(s64) = G_CONSTANT i64 4294967295 |
| ; CHECK: %mask:_(<2 x s64>) = G_BUILD_VECTOR %mask_elt(s64), %mask_elt(s64) |
| ; CHECK: %binop:_(<2 x s64>) = G_ADD %binop_lhs, %binop_rhs |
| ; CHECK: %and:_(<2 x s64>) = G_AND %binop, %mask |
| ; CHECK: $q0 = COPY %and(<2 x s64>) |
| ; CHECK: RET_ReallyLR implicit $q0 |
| %binop_lhs:_(<2 x s64>) = COPY $q0 |
| %binop_rhs:_(<2 x s64>) = COPY $q1 |
| %mask_elt:_(s64) = G_CONSTANT i64 4294967295 |
| %mask:_(<2 x s64>) = G_BUILD_VECTOR %mask_elt, %mask_elt |
| %binop:_(<2 x s64>) = G_ADD %binop_lhs, %binop_rhs |
| %and:_(<2 x s64>) = G_AND %binop, %mask |
| $q0 = COPY %and(<2 x s64>) |
| RET_ReallyLR implicit $q0 |
| ... |
| --- |
| name: dont_combine_add_64_mask_64 |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: dont_combine_add_64_mask_64 |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %binop_lhs:_(s64) = COPY $x0 |
| ; CHECK: %binop_rhs:_(s64) = COPY $x1 |
| ; CHECK: %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| ; CHECK: $x0 = COPY %binop(s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %binop_lhs:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_64:_(s64) = G_CONSTANT i64 18446744073709551615 |
| %binop:_(s64) = G_ADD %binop_lhs, %binop_rhs |
| %and:_(s64) = G_AND %binop, %mask_64 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |
| ... |
| --- |
| name: dont_combine_copy_from_physreg |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $x0, $x1 |
| ; CHECK-LABEL: name: dont_combine_copy_from_physreg |
| ; CHECK: liveins: $x0, $x1 |
| ; CHECK: %copy_from_physreg:_(s64) = COPY $x0 |
| ; CHECK: %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| ; CHECK: %and:_(s64) = G_AND %copy_from_physreg, %mask_32 |
| ; CHECK: $x0 = COPY %and(s64) |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %copy_from_physreg:_(s64) = COPY $x0 |
| %binop_rhs:_(s64) = COPY $x1 |
| %mask_32:_(s64) = G_CONSTANT i64 4294967295 |
| %copy:_(s64) = COPY %copy_from_physreg |
| %and:_(s64) = G_AND %copy, %mask_32 |
| $x0 = COPY %and(s64) |
| RET_ReallyLR implicit $x0 |