| # REQUIRES: asserts |
| # RUN: llc -mtriple=aarch64-linux-gnu -run-pass=machine-outliner \ |
| # RUN: -machine-outliner-reruns=0 -verify-machineinstrs %s -o - | FileCheck --check-prefix=ITER1 %s |
| |
| # RUN: llc -mtriple=aarch64-linux-gnu -run-pass=machine-outliner \ |
| # RUN: -machine-outliner-reruns=1 -verify-machineinstrs %s -o - | FileCheck --check-prefix=ITER2 %s |
| |
| # RUN: llc -mtriple=aarch64-linux-gnu -run-pass=machine-outliner \ |
| # RUN: -machine-outliner-reruns=2 -debug-only=machine-outliner \ |
| # RUN: -verify-machineinstrs %s -o /dev/null 2>&1 | FileCheck --check-prefix=ITER3 %s |
| |
| --- | |
| declare void @z1(i32, i32) |
| declare void @z2(i32, i32, i32) |
| define void @a(i32 %p1) { unreachable } |
| define void @b(i32 %p1) { unreachable } |
| ... |
| --- |
| #ITER1-LABEL: name: a |
| #ITER1: $w19 = ORRWrs $wzr, killed $w0, 0 |
| #ITER1-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER1-NEXT: $w1 = ORRWri $wzr, 1 |
| #ITER1-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER1-NEXT: $w1 = ORRWri $wzr, 1984 |
| #ITER1-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER1-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| |
| #ITER2-LABEL: name: a |
| #ITER2: $w19 = ORRWrs $wzr, killed $w0, 0 |
| #ITER2-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER2-NEXT: $w1 = ORRWri $wzr, 1 |
| #ITER2-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER2-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER2-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| name: a |
| tracksRegLiveness: true |
| liveins: |
| - { reg: '$w0', virtual-reg: '' } |
| machineFunctionInfo: |
| hasRedZone: false |
| body: | |
| bb.0: |
| liveins: $w0, $lr, $x19 |
| |
| early-clobber $sp = frame-setup STPXpre killed $x19, killed $lr, $sp, -2 :: (store (s64)), (store (s64)) |
| $w19 = ORRWrs $wzr, killed $w0, 0 |
| $w0 = ORRWri $wzr, 0 |
| $w1 = ORRWri $wzr, 1 |
| BL @z1, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit-def $sp |
| $w1 = ORRWri $wzr, 1 |
| $w2 = ORRWri $wzr, 1920 |
| $w0 = ORRWrs $wzr, $w19, 0 |
| BL @z2, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit-def $sp |
| $w1 = ORRWri $wzr, 1984 |
| $w2 = ORRWri $wzr, 1920 |
| $w0 = ORRWrs $wzr, killed $w19, 0 |
| BL @z2, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit-def $sp |
| $w0 = ORRWri $wzr, 0 |
| $w1 = ORRWri $wzr, 1 |
| BL @z1, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit-def $sp |
| early-clobber $sp, $x19, $lr = frame-destroy LDPXpost $sp, 2 :: (load (s64)), (load (s64)) |
| RET undef $lr |
| |
| ... |
| --- |
| #ITER1-LABEL: name: b |
| #ITER1: $w19 = ORRWrs $wzr, killed $w0, 0 |
| #ITER1-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER1-NEXT: $w1 = ORRWri $wzr, 1984 |
| #ITER1-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER1-NEXT: $w1 = ORRWri $wzr, 1984 |
| #ITER1-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER1-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| |
| #ITER2-LABEL: name: b |
| #ITER2: $w19 = ORRWrs $wzr, killed $w0, 0 |
| #ITER2-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER2-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER2-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER2-NEXT: BL @OUTLINED_FUNCTION_{{[0-9]+}} |
| name: b |
| tracksRegLiveness: true |
| liveins: |
| - { reg: '$w0', virtual-reg: '' } |
| machineFunctionInfo: |
| hasRedZone: false |
| body: | |
| bb.0: |
| liveins: $w0, $lr, $x19 |
| |
| early-clobber $sp = frame-setup STPXpre killed $x19, killed $lr, $sp, -2 :: (store (s64)), (store (s64)) |
| $w19 = ORRWrs $wzr, killed $w0, 0 |
| $w0 = ORRWri $wzr, 0 |
| $w1 = ORRWri $wzr, 1 |
| BL @z1, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit-def $sp |
| $w1 = ORRWri $wzr, 1984 |
| $w2 = ORRWri $wzr, 1920 |
| $w0 = ORRWrs $wzr, $w19, 0 |
| BL @z2, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit-def $sp |
| $w1 = ORRWri $wzr, 1984 |
| $w2 = ORRWri $wzr, 1920 |
| $w0 = ORRWrs $wzr, killed $w19, 0 |
| BL @z2, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit killed $w2, implicit-def $sp |
| $w0 = ORRWri $wzr, 0 |
| $w1 = ORRWri $wzr, 1 |
| BL @z1, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $w0, implicit killed $w1, implicit-def $sp |
| early-clobber $sp, $x19, $lr = frame-destroy LDPXpost $sp, 2 :: (load (s64)), (load (s64)) |
| RET undef $lr |
| ... |
| |
| #ITER1-LABEL: name: OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER1-LABEL: name: OUTLINED_FUNCTION_{{[0-9]+}} |
| |
| #ITER2-LABEL: name: OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER2-LABEL: name: OUTLINED_FUNCTION_{{[0-9]+}} |
| #ITER2-LABEL: name: OUTLINED_FUNCTION_{{[0-9]+}} |
| |
| # ITER3: Did not outline on iteration 3 out of 3 |