derek.holloway
7502bf64a4
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984 lines
38 KiB
YAML
984 lines
38 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 6
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# RUN: llc -mtriple=aarch64 -mcpu=apple-m1 -run-pass=early-ifcvt -o - %s | FileCheck %s --check-prefixes=CHECK-COMMON,CHECK-DEFAULT
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# RUN: llc -mtriple=aarch64 -mcpu=apple-m1 -run-pass=early-ifcvt -enable-early-ifcvt-data-dependent -o - %s | FileCheck %s --check-prefixes=CHECK-COMMON,CHECK-DATA-DEPENDENT
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--- |
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define i32 @arg_to_cond_branch(i32 %val, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @load_from_constant_pool_to_cond_branch(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @load_from_constant_pool_to_cond_branch_with_cbz(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @load_to_cond_branch(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @cbz_arg_to_cond_branch(i32 %val, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @cbz_load_to_cond_branch(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @tbz_arg_to_cond_branch(i32 %val, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @tbz_load_to_cond_branch(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @mixed_cp_and_mem_load_to_cond_branch(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @hot_branch_load_to_cond_branch(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @invariant_load_to_cond_branch(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @load_outside_loop_branch_inside(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @load_inside_loop_branch_inside(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @load_branch_separate_bbs_in_loop(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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define i32 @call_between_load_and_branch(ptr %p, i32 %x, i32 %y) {
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ret i32 0
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}
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declare void @foo()
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...
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---
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name: arg_to_cond_branch
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alignment: 4
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tracksRegLiveness: true
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body: |
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; CHECK-COMMON-LABEL: name: arg_to_cond_branch
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; CHECK-COMMON: bb.0:
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; CHECK-COMMON-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK-COMMON-NEXT: liveins: $w0, $w1, $w2
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr32common = COPY $w0
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; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
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; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
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; CHECK-COMMON-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[COPY]], 100, 0, implicit-def $nzcv
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; CHECK-COMMON-NEXT: Bcc 12, %bb.2, implicit $nzcv
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; CHECK-COMMON-NEXT: B %bb.1
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: bb.1:
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; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
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; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: bb.2:
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; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
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; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
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; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
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bb.1:
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successors: %bb.2(0x40000000), %bb.3(0x40000000)
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liveins: $w0, $w1, $w2
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%0:gpr32common = COPY $w0
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%1:gpr32 = COPY $w1
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%2:gpr32 = COPY $w2
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%3:gpr32 = SUBSWri %0, 100, 0, implicit-def $nzcv
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Bcc 12, %bb.3, implicit $nzcv
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B %bb.2
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bb.2:
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successors: %bb.3(0x80000000)
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%4:gpr32 = MADDWrrr %1, %2, $wzr
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%5:gpr32 = MADDWrrr %4, %1, $wzr
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bb.3:
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%6:gpr32 = PHI %1, %bb.1, %5, %bb.2
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$w0 = COPY %6
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RET_ReallyLR implicit $w0
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...
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---
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name: load_from_constant_pool_to_cond_branch
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alignment: 4
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tracksRegLiveness: true
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constants:
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- id: 0
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value: i32 100
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alignment: 4
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body: |
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; CHECK-COMMON-LABEL: name: load_from_constant_pool_to_cond_branch
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; CHECK-COMMON: bb.0:
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; CHECK-COMMON-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK-COMMON-NEXT: liveins: $w0, $w1, $w2
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
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; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
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; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
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; CHECK-COMMON-NEXT: renamable $x8 = ADRP target-flags(aarch64-page) %const.0
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; CHECK-COMMON-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) %const.0 :: (load (s32) from constant-pool)
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; CHECK-COMMON-NEXT: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr [[COPY]], [[LDRWui]], implicit-def $nzcv
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; CHECK-COMMON-NEXT: Bcc 12, %bb.2, implicit $nzcv
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; CHECK-COMMON-NEXT: B %bb.1
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: bb.1:
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; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
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; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: bb.2:
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; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
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; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
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; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
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bb.0:
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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liveins: $w0, $w1, $w2
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%0:gpr32 = COPY $w0
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%1:gpr32 = COPY $w1
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%2:gpr32 = COPY $w2
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renamable $x8 = ADRP target-flags(aarch64-page) %const.0
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%3:gpr32common = LDRWui killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) %const.0 :: (load (s32) from constant-pool)
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%4:gpr32 = SUBSWrr %0, %3, implicit-def $nzcv
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Bcc 12, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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%5:gpr32 = MADDWrrr %1, %2, $wzr
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%6:gpr32 = MADDWrrr %5, %1, $wzr
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bb.2:
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%7:gpr32 = PHI %1, %bb.0, %6, %bb.1
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$w0 = COPY %7
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RET_ReallyLR implicit $w0
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...
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---
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name: load_from_constant_pool_to_cond_branch_with_cbz
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alignment: 4
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tracksRegLiveness: true
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constants:
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- id: 0
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value: i32 100
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alignment: 4
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body: |
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; CHECK-COMMON-LABEL: name: load_from_constant_pool_to_cond_branch_with_cbz
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; CHECK-COMMON: bb.0:
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; CHECK-COMMON-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK-COMMON-NEXT: liveins: $w0, $w1
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
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; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
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; CHECK-COMMON-NEXT: renamable $x8 = ADRP target-flags(aarch64-page) %const.0
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; CHECK-COMMON-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) %const.0 :: (load (s32) from constant-pool)
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; CHECK-COMMON-NEXT: CBZW [[LDRWui]], %bb.2
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; CHECK-COMMON-NEXT: B %bb.1
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: bb.1:
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; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY]], [[COPY1]], $wzr
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; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY]], $wzr
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: bb.2:
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; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY]], %bb.0, [[MADDWrrr1]], %bb.1
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; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
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; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
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bb.0:
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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liveins: $w0, $w1
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%0:gpr32 = COPY $w0
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%1:gpr32 = COPY $w1
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renamable $x8 = ADRP target-flags(aarch64-page) %const.0
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%2:gpr32common = LDRWui killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) %const.0 :: (load (s32) from constant-pool)
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CBZW %2, %bb.2
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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%3:gpr32 = MADDWrrr %0, %1, $wzr
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%4:gpr32 = MADDWrrr %3, %0, $wzr
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bb.2:
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%5:gpr32 = PHI %0, %bb.0, %4, %bb.1
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$w0 = COPY %5
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RET_ReallyLR implicit $w0
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...
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---
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name: load_to_cond_branch
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alignment: 4
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tracksRegLiveness: true
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body: |
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; CHECK-DEFAULT-LABEL: name: load_to_cond_branch
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; CHECK-DEFAULT: bb.0:
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; CHECK-DEFAULT-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK-DEFAULT-NEXT: liveins: $x0, $w1, $w2
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; CHECK-DEFAULT-NEXT: {{ $}}
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; CHECK-DEFAULT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
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; CHECK-DEFAULT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
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; CHECK-DEFAULT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
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; CHECK-DEFAULT-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
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; CHECK-DEFAULT-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
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; CHECK-DEFAULT-NEXT: Bcc 12, %bb.2, implicit $nzcv
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; CHECK-DEFAULT-NEXT: B %bb.1
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; CHECK-DEFAULT-NEXT: {{ $}}
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; CHECK-DEFAULT-NEXT: bb.1:
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; CHECK-DEFAULT-NEXT: successors: %bb.2(0x80000000)
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; CHECK-DEFAULT-NEXT: {{ $}}
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; CHECK-DEFAULT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
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; CHECK-DEFAULT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
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; CHECK-DEFAULT-NEXT: {{ $}}
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; CHECK-DEFAULT-NEXT: bb.2:
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; CHECK-DEFAULT-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
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; CHECK-DEFAULT-NEXT: $w0 = COPY [[PHI]]
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; CHECK-DEFAULT-NEXT: RET_ReallyLR implicit $w0
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;
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; CHECK-DATA-DEPENDENT-LABEL: name: load_to_cond_branch
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; CHECK-DATA-DEPENDENT: bb.0:
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; CHECK-DATA-DEPENDENT-NEXT: liveins: $x0, $w1, $w2
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; CHECK-DATA-DEPENDENT-NEXT: {{ $}}
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; CHECK-DATA-DEPENDENT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
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; CHECK-DATA-DEPENDENT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
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; CHECK-DATA-DEPENDENT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
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; CHECK-DATA-DEPENDENT-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
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; CHECK-DATA-DEPENDENT-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
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; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
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; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
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; CHECK-DATA-DEPENDENT-NEXT: [[CSELWr:%[0-9]+]]:gpr32 = CSELWr [[COPY1]], [[MADDWrrr1]], 12, implicit $nzcv
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; CHECK-DATA-DEPENDENT-NEXT: $w0 = COPY [[CSELWr]]
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; CHECK-DATA-DEPENDENT-NEXT: RET_ReallyLR implicit $w0
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bb.1:
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successors: %bb.2(0x40000000), %bb.3(0x40000000)
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liveins: $x0, $w1, $w2
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%0:gpr64common = COPY $x0
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%1:gpr32 = COPY $w1
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%2:gpr32 = COPY $w2
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%3:gpr32common = LDRWui %0, 0 :: (load (s32))
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%4:gpr32 = SUBSWri %3, 100, 0, implicit-def $nzcv
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Bcc 12, %bb.3, implicit $nzcv
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B %bb.2
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bb.2:
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successors: %bb.3(0x80000000)
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%5:gpr32 = MADDWrrr %1, %2, $wzr
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%6:gpr32 = MADDWrrr %5, %1, $wzr
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bb.3:
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%7:gpr32 = PHI %1, %bb.1, %6, %bb.2
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$w0 = COPY %7
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RET_ReallyLR implicit $w0
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...
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---
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name: cbz_arg_to_cond_branch
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alignment: 4
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tracksRegLiveness: true
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body: |
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; CHECK-COMMON-LABEL: name: cbz_arg_to_cond_branch
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; CHECK-COMMON: bb.0:
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; CHECK-COMMON-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK-COMMON-NEXT: liveins: $w0, $w1, $w2
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; CHECK-COMMON-NEXT: {{ $}}
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; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
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; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
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; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
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; CHECK-COMMON-NEXT: CBZW [[COPY]], %bb.2
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; CHECK-COMMON-NEXT: B %bb.1
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|
; CHECK-COMMON-NEXT: {{ $}}
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|
; CHECK-COMMON-NEXT: bb.1:
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; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
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|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
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; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-COMMON-NEXT: {{ $}}
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|
; CHECK-COMMON-NEXT: bb.2:
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|
; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
|
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; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
liveins: $w0, $w1, $w2
|
|
|
|
%0:gpr32 = COPY $w0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
CBZW %0, %bb.2
|
|
B %bb.1
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x80000000)
|
|
|
|
%3:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%4:gpr32 = MADDWrrr %3, %1, $wzr
|
|
|
|
bb.2:
|
|
%5:gpr32 = PHI %1, %bb.0, %4, %bb.1
|
|
$w0 = COPY %5
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: cbz_load_to_cond_branch
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-DEFAULT-LABEL: name: cbz_load_to_cond_branch
|
|
; CHECK-DEFAULT: bb.0:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
; CHECK-DEFAULT-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-DEFAULT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-DEFAULT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-DEFAULT-NEXT: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-DEFAULT-NEXT: CBZW [[LDRWui]], %bb.2
|
|
; CHECK-DEFAULT-NEXT: B %bb.1
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.1:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.2(0x80000000)
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-DEFAULT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.2:
|
|
; CHECK-DEFAULT-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
|
|
; CHECK-DEFAULT-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-DEFAULT-NEXT: RET_ReallyLR implicit $w0
|
|
;
|
|
; CHECK-DATA-DEPENDENT-LABEL: name: cbz_load_to_cond_branch
|
|
; CHECK-DATA-DEPENDENT: bb.0:
|
|
; CHECK-DATA-DEPENDENT-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-DATA-DEPENDENT-NEXT: {{ $}}
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-DATA-DEPENDENT-NEXT: $wzr = SUBSWri [[LDRWui]], 0, 0, implicit-def $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[CSELWr:%[0-9]+]]:gpr32 = CSELWr [[COPY1]], [[MADDWrrr1]], 0, implicit $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: $w0 = COPY [[CSELWr]]
|
|
; CHECK-DATA-DEPENDENT-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
%3:gpr32 = LDRWui %0, 0 :: (load (s32))
|
|
CBZW %3, %bb.2
|
|
B %bb.1
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x80000000)
|
|
|
|
%4:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%5:gpr32 = MADDWrrr %4, %1, $wzr
|
|
|
|
bb.2:
|
|
%6:gpr32 = PHI %1, %bb.0, %5, %bb.1
|
|
$w0 = COPY %6
|
|
RET_ReallyLR implicit $w0
|
|
|
|
...
|
|
---
|
|
name: tbz_arg_to_cond_branch
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-COMMON-LABEL: name: tbz_arg_to_cond_branch
|
|
; CHECK-COMMON: bb.0:
|
|
; CHECK-COMMON-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
; CHECK-COMMON-NEXT: liveins: $w0, $w1, $w2
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w0
|
|
; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-COMMON-NEXT: TBZW [[COPY]], 0, %bb.2
|
|
; CHECK-COMMON-NEXT: B %bb.1
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.1:
|
|
; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.2:
|
|
; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
|
|
; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
liveins: $w0, $w1, $w2
|
|
|
|
%0:gpr32 = COPY $w0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
TBZW %0, 0, %bb.2
|
|
B %bb.1
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x80000000)
|
|
|
|
%3:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%4:gpr32 = MADDWrrr %3, %1, $wzr
|
|
|
|
bb.2:
|
|
%5:gpr32 = PHI %1, %bb.0, %4, %bb.1
|
|
$w0 = COPY %5
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: tbz_load_to_cond_branch
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-DEFAULT-LABEL: name: tbz_load_to_cond_branch
|
|
; CHECK-DEFAULT: bb.0:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
; CHECK-DEFAULT-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-DEFAULT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-DEFAULT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-DEFAULT-NEXT: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-DEFAULT-NEXT: TBZW [[LDRWui]], 0, %bb.2
|
|
; CHECK-DEFAULT-NEXT: B %bb.1
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.1:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.2(0x80000000)
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-DEFAULT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.2:
|
|
; CHECK-DEFAULT-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
|
|
; CHECK-DEFAULT-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-DEFAULT-NEXT: RET_ReallyLR implicit $w0
|
|
;
|
|
; CHECK-DATA-DEPENDENT-LABEL: name: tbz_load_to_cond_branch
|
|
; CHECK-DATA-DEPENDENT: bb.0:
|
|
; CHECK-DATA-DEPENDENT-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-DATA-DEPENDENT-NEXT: {{ $}}
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-DATA-DEPENDENT-NEXT: $wzr = ANDSWri [[LDRWui]], 0, implicit-def $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[CSELWr:%[0-9]+]]:gpr32 = CSELWr [[COPY1]], [[MADDWrrr1]], 0, implicit $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: $w0 = COPY [[CSELWr]]
|
|
; CHECK-DATA-DEPENDENT-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
%3:gpr32 = LDRWui %0, 0 :: (load (s32))
|
|
TBZW %3, 0, %bb.2
|
|
B %bb.1
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x80000000)
|
|
|
|
%4:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%5:gpr32 = MADDWrrr %4, %1, $wzr
|
|
|
|
bb.2:
|
|
%6:gpr32 = PHI %1, %bb.0, %5, %bb.1
|
|
$w0 = COPY %6
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: mixed_cp_and_mem_load_to_cond_branch
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
constants:
|
|
- id: 0
|
|
value: i32 100
|
|
alignment: 4
|
|
body: |
|
|
; CHECK-DEFAULT-LABEL: name: mixed_cp_and_mem_load_to_cond_branch
|
|
; CHECK-DEFAULT: bb.0:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
; CHECK-DEFAULT-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-DEFAULT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-DEFAULT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-DEFAULT-NEXT: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-DEFAULT-NEXT: renamable $x8 = ADRP target-flags(aarch64-page) %const.0
|
|
; CHECK-DEFAULT-NEXT: [[LDRWui1:%[0-9]+]]:gpr32common = LDRWui killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) %const.0 :: (load (s32) from constant-pool)
|
|
; CHECK-DEFAULT-NEXT: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr [[LDRWui]], [[LDRWui1]], implicit-def $nzcv
|
|
; CHECK-DEFAULT-NEXT: Bcc 12, %bb.2, implicit $nzcv
|
|
; CHECK-DEFAULT-NEXT: B %bb.1
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.1:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.2(0x80000000)
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-DEFAULT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.2:
|
|
; CHECK-DEFAULT-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
|
|
; CHECK-DEFAULT-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-DEFAULT-NEXT: RET_ReallyLR implicit $w0
|
|
;
|
|
; CHECK-DATA-DEPENDENT-LABEL: name: mixed_cp_and_mem_load_to_cond_branch
|
|
; CHECK-DATA-DEPENDENT: bb.0:
|
|
; CHECK-DATA-DEPENDENT-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-DATA-DEPENDENT-NEXT: {{ $}}
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-DATA-DEPENDENT-NEXT: renamable $x8 = ADRP target-flags(aarch64-page) %const.0
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[LDRWui1:%[0-9]+]]:gpr32common = LDRWui killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) %const.0 :: (load (s32) from constant-pool)
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[SUBSWrr:%[0-9]+]]:gpr32 = SUBSWrr [[LDRWui]], [[LDRWui1]], implicit-def $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[CSELWr:%[0-9]+]]:gpr32 = CSELWr [[COPY1]], [[MADDWrrr1]], 12, implicit $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: $w0 = COPY [[CSELWr]]
|
|
; CHECK-DATA-DEPENDENT-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
%3:gpr32 = LDRWui %0, 0 :: (load (s32))
|
|
renamable $x8 = ADRP target-flags(aarch64-page) %const.0
|
|
%4:gpr32common = LDRWui killed renamable $x8, target-flags(aarch64-pageoff, aarch64-nc) %const.0 :: (load (s32) from constant-pool)
|
|
%5:gpr32 = SUBSWrr %3, %4, implicit-def $nzcv
|
|
Bcc 12, %bb.2, implicit $nzcv
|
|
B %bb.1
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x80000000)
|
|
|
|
%6:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%7:gpr32 = MADDWrrr %6, %1, $wzr
|
|
|
|
bb.2:
|
|
%8:gpr32 = PHI %1, %bb.0, %7, %bb.1
|
|
$w0 = COPY %8
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: hot_branch_load_to_cond_branch
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-COMMON-LABEL: name: hot_branch_load_to_cond_branch
|
|
; CHECK-COMMON: bb.0:
|
|
; CHECK-COMMON-NEXT: successors: %bb.1(0x30000000), %bb.2(0x50000000)
|
|
; CHECK-COMMON-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-COMMON-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-COMMON-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
|
|
; CHECK-COMMON-NEXT: Bcc 12, %bb.2, implicit $nzcv
|
|
; CHECK-COMMON-NEXT: B %bb.1
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.1:
|
|
; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.2:
|
|
; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
|
|
; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x30000000), %bb.2(0x50000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
%3:gpr32common = LDRWui %0, 0 :: (load (s32))
|
|
%4:gpr32 = SUBSWri %3, 100, 0, implicit-def $nzcv
|
|
Bcc 12, %bb.2, implicit $nzcv
|
|
B %bb.1
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x80000000)
|
|
|
|
%5:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%6:gpr32 = MADDWrrr %5, %1, $wzr
|
|
|
|
bb.2:
|
|
%7:gpr32 = PHI %1, %bb.0, %6, %bb.1
|
|
$w0 = COPY %7
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: invariant_load_to_cond_branch
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-COMMON-LABEL: name: invariant_load_to_cond_branch
|
|
; CHECK-COMMON: bb.0:
|
|
; CHECK-COMMON-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
; CHECK-COMMON-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-COMMON-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (dereferenceable invariant load (s32))
|
|
; CHECK-COMMON-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
|
|
; CHECK-COMMON-NEXT: Bcc 12, %bb.2, implicit $nzcv
|
|
; CHECK-COMMON-NEXT: B %bb.1
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.1:
|
|
; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.2:
|
|
; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
|
|
; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
%3:gpr32common = LDRWui %0, 0 :: (dereferenceable invariant load (s32))
|
|
%4:gpr32 = SUBSWri %3, 100, 0, implicit-def $nzcv
|
|
Bcc 12, %bb.2, implicit $nzcv
|
|
B %bb.1
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x80000000)
|
|
|
|
%5:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%6:gpr32 = MADDWrrr %5, %1, $wzr
|
|
|
|
bb.2:
|
|
%7:gpr32 = PHI %1, %bb.0, %6, %bb.1
|
|
$w0 = COPY %7
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: load_outside_loop_branch_inside
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-COMMON-LABEL: name: load_outside_loop_branch_inside
|
|
; CHECK-COMMON: bb.0:
|
|
; CHECK-COMMON-NEXT: successors: %bb.1(0x80000000)
|
|
; CHECK-COMMON-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-COMMON-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.1:
|
|
; CHECK-COMMON-NEXT: successors: %bb.2(0x40000000), %bb.3(0x40000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
|
|
; CHECK-COMMON-NEXT: Bcc 12, %bb.3, implicit $nzcv
|
|
; CHECK-COMMON-NEXT: B %bb.2
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.2:
|
|
; CHECK-COMMON-NEXT: successors: %bb.3(0x80000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.3:
|
|
; CHECK-COMMON-NEXT: successors: %bb.1(0x7c000000), %bb.4(0x04000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32sp = PHI [[COPY1]], %bb.1, [[MADDWrrr1]], %bb.2
|
|
; CHECK-COMMON-NEXT: [[SUBSWri1:%[0-9]+]]:gpr32 = SUBSWri [[PHI]], 0, 0, implicit-def $nzcv
|
|
; CHECK-COMMON-NEXT: Bcc 12, %bb.1, implicit $nzcv
|
|
; CHECK-COMMON-NEXT: B %bb.4
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.4:
|
|
; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x80000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
%3:gpr32common = LDRWui %0, 0 :: (load (s32))
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x40000000), %bb.3(0x40000000)
|
|
|
|
%4:gpr32 = SUBSWri %3, 100, 0, implicit-def $nzcv
|
|
Bcc 12, %bb.3, implicit $nzcv
|
|
B %bb.2
|
|
|
|
bb.2:
|
|
successors: %bb.3(0x80000000)
|
|
|
|
%5:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%6:gpr32 = MADDWrrr %5, %1, $wzr
|
|
|
|
bb.3:
|
|
successors: %bb.1(0x7c000000), %bb.4(0x04000000)
|
|
|
|
%7:gpr32sp = PHI %1, %bb.1, %6, %bb.2
|
|
%8:gpr32 = SUBSWri %7, 0, 0, implicit-def $nzcv
|
|
Bcc 12, %bb.1, implicit $nzcv
|
|
B %bb.4
|
|
|
|
bb.4:
|
|
$w0 = COPY %7
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: load_inside_loop_branch_inside
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-DEFAULT-LABEL: name: load_inside_loop_branch_inside
|
|
; CHECK-DEFAULT: bb.0:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.1(0x80000000)
|
|
; CHECK-DEFAULT-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-DEFAULT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-DEFAULT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.1:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.2(0x40000000), %bb.3(0x40000000)
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-DEFAULT-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
|
|
; CHECK-DEFAULT-NEXT: Bcc 12, %bb.3, implicit $nzcv
|
|
; CHECK-DEFAULT-NEXT: B %bb.2
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.2:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.3(0x80000000)
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-DEFAULT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.3:
|
|
; CHECK-DEFAULT-NEXT: successors: %bb.1(0x7c000000), %bb.4(0x04000000)
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: [[PHI:%[0-9]+]]:gpr32sp = PHI [[COPY1]], %bb.1, [[MADDWrrr1]], %bb.2
|
|
; CHECK-DEFAULT-NEXT: [[SUBSWri1:%[0-9]+]]:gpr32 = SUBSWri [[PHI]], 0, 0, implicit-def $nzcv
|
|
; CHECK-DEFAULT-NEXT: Bcc 12, %bb.1, implicit $nzcv
|
|
; CHECK-DEFAULT-NEXT: B %bb.4
|
|
; CHECK-DEFAULT-NEXT: {{ $}}
|
|
; CHECK-DEFAULT-NEXT: bb.4:
|
|
; CHECK-DEFAULT-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-DEFAULT-NEXT: RET_ReallyLR implicit $w0
|
|
;
|
|
; CHECK-DATA-DEPENDENT-LABEL: name: load_inside_loop_branch_inside
|
|
; CHECK-DATA-DEPENDENT: bb.0:
|
|
; CHECK-DATA-DEPENDENT-NEXT: successors: %bb.1(0x80000000)
|
|
; CHECK-DATA-DEPENDENT-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-DATA-DEPENDENT-NEXT: {{ $}}
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-DATA-DEPENDENT-NEXT: {{ $}}
|
|
; CHECK-DATA-DEPENDENT-NEXT: bb.1:
|
|
; CHECK-DATA-DEPENDENT-NEXT: successors: %bb.1(0x7c000000), %bb.4(0x04000000)
|
|
; CHECK-DATA-DEPENDENT-NEXT: {{ $}}
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[CSELWr:%[0-9]+]]:gpr32common = CSELWr [[COPY1]], [[MADDWrrr1]], 12, implicit $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: [[SUBSWri1:%[0-9]+]]:gpr32 = SUBSWri [[CSELWr]], 0, 0, implicit-def $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: Bcc 12, %bb.1, implicit $nzcv
|
|
; CHECK-DATA-DEPENDENT-NEXT: B %bb.4
|
|
; CHECK-DATA-DEPENDENT-NEXT: {{ $}}
|
|
; CHECK-DATA-DEPENDENT-NEXT: bb.4:
|
|
; CHECK-DATA-DEPENDENT-NEXT: $w0 = COPY [[CSELWr]]
|
|
; CHECK-DATA-DEPENDENT-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x80000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x40000000), %bb.3(0x40000000)
|
|
|
|
%3:gpr32common = LDRWui %0, 0 :: (load (s32))
|
|
%4:gpr32 = SUBSWri %3, 100, 0, implicit-def $nzcv
|
|
Bcc 12, %bb.3, implicit $nzcv
|
|
B %bb.2
|
|
|
|
bb.2:
|
|
successors: %bb.3(0x80000000)
|
|
|
|
%5:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%6:gpr32 = MADDWrrr %5, %1, $wzr
|
|
|
|
bb.3:
|
|
successors: %bb.1(0x7c000000), %bb.4(0x04000000)
|
|
|
|
%7:gpr32sp = PHI %1, %bb.1, %6, %bb.2
|
|
%8:gpr32 = SUBSWri %7, 0, 0, implicit-def $nzcv
|
|
Bcc 12, %bb.1, implicit $nzcv
|
|
B %bb.4
|
|
|
|
bb.4:
|
|
$w0 = COPY %7
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: load_branch_separate_bbs_in_loop
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-COMMON-LABEL: name: load_branch_separate_bbs_in_loop
|
|
; CHECK-COMMON: bb.0:
|
|
; CHECK-COMMON-NEXT: successors: %bb.1(0x80000000)
|
|
; CHECK-COMMON-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.1:
|
|
; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.2:
|
|
; CHECK-COMMON-NEXT: successors: %bb.3(0x40000000), %bb.4(0x40000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
|
|
; CHECK-COMMON-NEXT: Bcc 12, %bb.4, implicit $nzcv
|
|
; CHECK-COMMON-NEXT: B %bb.3
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.3:
|
|
; CHECK-COMMON-NEXT: successors: %bb.4(0x80000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.4:
|
|
; CHECK-COMMON-NEXT: successors: %bb.1(0x7c000000), %bb.5(0x04000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32sp = PHI [[COPY1]], %bb.2, [[MADDWrrr1]], %bb.3
|
|
; CHECK-COMMON-NEXT: [[SUBSWri1:%[0-9]+]]:gpr32 = SUBSWri [[PHI]], 0, 0, implicit-def $nzcv
|
|
; CHECK-COMMON-NEXT: Bcc 12, %bb.1, implicit $nzcv
|
|
; CHECK-COMMON-NEXT: B %bb.5
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.5:
|
|
; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x80000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
|
|
bb.1:
|
|
successors: %bb.2(0x80000000)
|
|
|
|
%3:gpr32common = LDRWui %0, 0 :: (load (s32))
|
|
|
|
bb.2:
|
|
successors: %bb.3(0x40000000), %bb.4(0x40000000)
|
|
|
|
%4:gpr32 = SUBSWri %3, 100, 0, implicit-def $nzcv
|
|
Bcc 12, %bb.4, implicit $nzcv
|
|
B %bb.3
|
|
|
|
bb.3:
|
|
successors: %bb.4(0x80000000)
|
|
|
|
%5:gpr32 = MADDWrrr %1, %2, $wzr
|
|
%6:gpr32 = MADDWrrr %5, %1, $wzr
|
|
|
|
bb.4:
|
|
successors: %bb.1(0x7c000000), %bb.5(0x04000000)
|
|
|
|
%7:gpr32sp = PHI %1, %bb.2, %6, %bb.3
|
|
%8:gpr32 = SUBSWri %7, 0, 0, implicit-def $nzcv
|
|
Bcc 12, %bb.1, implicit $nzcv
|
|
B %bb.5
|
|
|
|
bb.5:
|
|
$w0 = COPY %7
|
|
RET_ReallyLR implicit $w0
|
|
...
|
|
---
|
|
name: call_between_load_and_branch
|
|
alignment: 4
|
|
tracksRegLiveness: true
|
|
body: |
|
|
; CHECK-COMMON-LABEL: name: call_between_load_and_branch
|
|
; CHECK-COMMON: bb.0:
|
|
; CHECK-COMMON-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
; CHECK-COMMON-NEXT: liveins: $x0, $w1, $w2
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY $x0
|
|
; CHECK-COMMON-NEXT: [[COPY1:%[0-9]+]]:gpr32 = COPY $w1
|
|
; CHECK-COMMON-NEXT: [[COPY2:%[0-9]+]]:gpr32 = COPY $w2
|
|
; CHECK-COMMON-NEXT: [[LDRWui:%[0-9]+]]:gpr32common = LDRWui [[COPY]], 0 :: (load (s32))
|
|
; CHECK-COMMON-NEXT: BL @foo, implicit-def $lr
|
|
; CHECK-COMMON-NEXT: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri [[LDRWui]], 100, 0, implicit-def $nzcv
|
|
; CHECK-COMMON-NEXT: Bcc 12, %bb.2, implicit $nzcv
|
|
; CHECK-COMMON-NEXT: B %bb.1
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.1:
|
|
; CHECK-COMMON-NEXT: successors: %bb.2(0x80000000)
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr:%[0-9]+]]:gpr32 = MADDWrrr [[COPY1]], [[COPY2]], $wzr
|
|
; CHECK-COMMON-NEXT: [[MADDWrrr1:%[0-9]+]]:gpr32 = MADDWrrr [[MADDWrrr]], [[COPY1]], $wzr
|
|
; CHECK-COMMON-NEXT: {{ $}}
|
|
; CHECK-COMMON-NEXT: bb.2:
|
|
; CHECK-COMMON-NEXT: [[PHI:%[0-9]+]]:gpr32 = PHI [[COPY1]], %bb.0, [[MADDWrrr1]], %bb.1
|
|
; CHECK-COMMON-NEXT: $w0 = COPY [[PHI]]
|
|
; CHECK-COMMON-NEXT: RET_ReallyLR implicit $w0
|
|
bb.0:
|
|
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
|
liveins: $x0, $w1, $w2
|
|
|
|
%0:gpr64common = COPY $x0
|
|
%1:gpr32 = COPY $w1
|
|
%2:gpr32 = COPY $w2
|
|
%3:gpr32common = LDRWui %0, 0 :: (load (s32))
|
|
BL @foo, implicit-def $lr
|
|
%4:gpr32 = SUBSWri %3, 100, 0, implicit-def $nzcv
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Bcc 12, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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%5:gpr32 = MADDWrrr %1, %2, $wzr
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%6:gpr32 = MADDWrrr %5, %1, $wzr
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bb.2:
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%7:gpr32 = PHI %1, %bb.0, %6, %bb.1
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$w0 = COPY %7
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|
RET_ReallyLR implicit $w0
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