234 lines
11 KiB
LLVM
234 lines
11 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
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; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -ppc-min-jump-table-entries=4 -code-model=small -stop-after=machine-cp < %s | FileCheck \
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; RUN: --check-prefix=32SMALL-MIR %s
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; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mattr=-altivec -mtriple powerpc-ibm-aix-xcoff \
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; RUN: -ppc-min-jump-table-entries=4 -code-model=large -stop-after=machine-cp < %s | FileCheck \
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; RUN: --check-prefix=32LARGE-MIR %s
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; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mattr=-altivec -mtriple powerpc64-ibm-aix-xcoff \
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; RUN: -ppc-min-jump-table-entries=4 -code-model=small -stop-after=machine-cp < %s | FileCheck \
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; RUN: --check-prefix=64SMALL-MIR %s
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; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mattr=-altivec -mtriple powerpc64-ibm-aix-xcoff \
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; RUN: -ppc-min-jump-table-entries=4 -code-model=large -stop-after=machine-cp < %s | FileCheck \
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; RUN: --check-prefix=64LARGE-MIR %s
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define i32 @jump_table(i32 %a) {
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; 32SMALL-MIR-LABEL: name: jump_table
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; 32SMALL-MIR: bb.0.entry:
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; 32SMALL-MIR-NEXT: successors: %bb.6(0x19999998), %bb.1(0x66666668)
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; 32SMALL-MIR-NEXT: liveins: $r3
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: renamable $r3 = ADDI killed renamable $r3, -1
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; 32SMALL-MIR-NEXT: renamable $cr0 = CMPLWI renamable $r3, 3
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; 32SMALL-MIR-NEXT: BCC 44, killed renamable $cr0, %bb.6
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: bb.1.entry:
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; 32SMALL-MIR-NEXT: successors: %bb.2(0x20000000), %bb.3(0x20000000), %bb.4(0x20000000), %bb.5(0x20000000)
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; 32SMALL-MIR-NEXT: liveins: $r3
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: renamable $r3 = RLWINM killed renamable $r3, 2, 0, 29
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; 32SMALL-MIR-NEXT: renamable $r4 = LWZtoc %jump-table.0, $r2 :: (load (s32) from got)
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; 32SMALL-MIR-NEXT: renamable $r3 = LWZX killed renamable $r3, renamable $r4 :: (load (s32) from jump-table)
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; 32SMALL-MIR-NEXT: renamable $r3 = ADD4 killed renamable $r3, killed renamable $r4
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; 32SMALL-MIR-NEXT: MTCTR killed renamable $r3, implicit-def $ctr
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; 32SMALL-MIR-NEXT: BCTR implicit $ctr
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: bb.2.sw.bb:
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; 32SMALL-MIR-NEXT: successors: %bb.6(0x80000000)
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 32SMALL-MIR-NEXT: B %bb.6
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: bb.3.sw.bb1:
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; 32SMALL-MIR-NEXT: successors: %bb.6(0x80000000)
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 32SMALL-MIR-NEXT: B %bb.6
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: bb.4.sw.bb2:
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; 32SMALL-MIR-NEXT: successors: %bb.6(0x80000000)
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 32SMALL-MIR-NEXT: B %bb.6
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: bb.5.sw.bb3:
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; 32SMALL-MIR-NEXT: successors: %bb.6(0x80000000)
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 32SMALL-MIR-NEXT: {{ $}}
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; 32SMALL-MIR-NEXT: bb.6.sw.epilog:
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; 32SMALL-MIR-NEXT: $r3 = LI 0
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; 32SMALL-MIR-NEXT: BLR implicit $lr, implicit $rm, implicit $r3
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;
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; 32LARGE-MIR-LABEL: name: jump_table
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; 32LARGE-MIR: bb.0.entry:
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; 32LARGE-MIR-NEXT: successors: %bb.6(0x19999998), %bb.1(0x66666668)
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; 32LARGE-MIR-NEXT: liveins: $r3
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: renamable $r3 = ADDI killed renamable $r3, -1
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; 32LARGE-MIR-NEXT: renamable $cr0 = CMPLWI renamable $r3, 3
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; 32LARGE-MIR-NEXT: BCC 44, killed renamable $cr0, %bb.6
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: bb.1.entry:
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; 32LARGE-MIR-NEXT: successors: %bb.2(0x20000000), %bb.3(0x20000000), %bb.4(0x20000000), %bb.5(0x20000000)
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; 32LARGE-MIR-NEXT: liveins: $r3
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: renamable $r3 = RLWINM killed renamable $r3, 2, 0, 29
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; 32LARGE-MIR-NEXT: renamable $r4 = ADDIStocHA $r2, %jump-table.0
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; 32LARGE-MIR-NEXT: renamable $r4 = LWZtocL %jump-table.0, killed renamable $r4, implicit $r2 :: (load (s32) from got)
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; 32LARGE-MIR-NEXT: renamable $r3 = LWZX killed renamable $r3, renamable $r4 :: (load (s32) from jump-table)
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; 32LARGE-MIR-NEXT: renamable $r3 = ADD4 killed renamable $r3, killed renamable $r4
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; 32LARGE-MIR-NEXT: MTCTR killed renamable $r3, implicit-def $ctr
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; 32LARGE-MIR-NEXT: BCTR implicit $ctr
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: bb.2.sw.bb:
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; 32LARGE-MIR-NEXT: successors: %bb.6(0x80000000)
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 32LARGE-MIR-NEXT: B %bb.6
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: bb.3.sw.bb1:
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; 32LARGE-MIR-NEXT: successors: %bb.6(0x80000000)
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 32LARGE-MIR-NEXT: B %bb.6
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: bb.4.sw.bb2:
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; 32LARGE-MIR-NEXT: successors: %bb.6(0x80000000)
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 32LARGE-MIR-NEXT: B %bb.6
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: bb.5.sw.bb3:
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; 32LARGE-MIR-NEXT: successors: %bb.6(0x80000000)
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 32LARGE-MIR-NEXT: {{ $}}
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; 32LARGE-MIR-NEXT: bb.6.sw.epilog:
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; 32LARGE-MIR-NEXT: $r3 = LI 0
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; 32LARGE-MIR-NEXT: BLR implicit $lr, implicit $rm, implicit $r3
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;
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; 64SMALL-MIR-LABEL: name: jump_table
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; 64SMALL-MIR: bb.0.entry:
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; 64SMALL-MIR-NEXT: successors: %bb.6(0x19999998), %bb.1(0x66666668)
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; 64SMALL-MIR-NEXT: liveins: $x3
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: renamable $r3 = ADDI renamable $r3, -1, implicit killed $x3, implicit-def $x3
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; 64SMALL-MIR-NEXT: renamable $cr0 = CMPLWI renamable $r3, 3
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; 64SMALL-MIR-NEXT: BCC 44, killed renamable $cr0, %bb.6
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: bb.1.entry:
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; 64SMALL-MIR-NEXT: successors: %bb.2(0x20000000), %bb.3(0x20000000), %bb.4(0x20000000), %bb.5(0x20000000)
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; 64SMALL-MIR-NEXT: liveins: $x3
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: renamable $x3 = RLDIC killed renamable $x3, 2, 30
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; 64SMALL-MIR-NEXT: renamable $x4 = LDtocJTI %jump-table.0, $x2 :: (load (s64) from got)
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; 64SMALL-MIR-NEXT: renamable $x3 = LWAX killed renamable $x3, renamable $x4 :: (load (s32) from jump-table)
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; 64SMALL-MIR-NEXT: renamable $x3 = ADD8 killed renamable $x3, killed renamable $x4
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; 64SMALL-MIR-NEXT: MTCTR8 killed renamable $x3, implicit-def $ctr8
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; 64SMALL-MIR-NEXT: BCTR8 implicit $ctr8
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: bb.2.sw.bb:
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; 64SMALL-MIR-NEXT: successors: %bb.6(0x80000000)
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 64SMALL-MIR-NEXT: B %bb.6
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: bb.3.sw.bb1:
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; 64SMALL-MIR-NEXT: successors: %bb.6(0x80000000)
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 64SMALL-MIR-NEXT: B %bb.6
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: bb.4.sw.bb2:
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; 64SMALL-MIR-NEXT: successors: %bb.6(0x80000000)
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 64SMALL-MIR-NEXT: B %bb.6
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: bb.5.sw.bb3:
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; 64SMALL-MIR-NEXT: successors: %bb.6(0x80000000)
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 64SMALL-MIR-NEXT: {{ $}}
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; 64SMALL-MIR-NEXT: bb.6.sw.epilog:
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; 64SMALL-MIR-NEXT: $x3 = LI8 0
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; 64SMALL-MIR-NEXT: BLR8 implicit $lr8, implicit $rm, implicit $x3
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;
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; 64LARGE-MIR-LABEL: name: jump_table
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; 64LARGE-MIR: bb.0.entry:
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; 64LARGE-MIR-NEXT: successors: %bb.6(0x19999998), %bb.1(0x66666668)
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; 64LARGE-MIR-NEXT: liveins: $x3
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: renamable $r3 = ADDI renamable $r3, -1, implicit killed $x3, implicit-def $x3
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; 64LARGE-MIR-NEXT: renamable $cr0 = CMPLWI renamable $r3, 3
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; 64LARGE-MIR-NEXT: BCC 44, killed renamable $cr0, %bb.6
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: bb.1.entry:
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; 64LARGE-MIR-NEXT: successors: %bb.2(0x20000000), %bb.3(0x20000000), %bb.4(0x20000000), %bb.5(0x20000000)
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; 64LARGE-MIR-NEXT: liveins: $x3
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: renamable $x3 = RLDIC killed renamable $x3, 2, 30
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; 64LARGE-MIR-NEXT: renamable $x4 = ADDIStocHA8 $x2, %jump-table.0
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; 64LARGE-MIR-NEXT: renamable $x4 = LDtocL %jump-table.0, killed renamable $x4, implicit $x2 :: (load (s64) from got)
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; 64LARGE-MIR-NEXT: renamable $x3 = LWAX killed renamable $x3, renamable $x4 :: (load (s32) from jump-table)
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; 64LARGE-MIR-NEXT: renamable $x3 = ADD8 killed renamable $x3, killed renamable $x4
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; 64LARGE-MIR-NEXT: MTCTR8 killed renamable $x3, implicit-def $ctr8
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; 64LARGE-MIR-NEXT: BCTR8 implicit $ctr8
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: bb.2.sw.bb:
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; 64LARGE-MIR-NEXT: successors: %bb.6(0x80000000)
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 64LARGE-MIR-NEXT: B %bb.6
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: bb.3.sw.bb1:
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; 64LARGE-MIR-NEXT: successors: %bb.6(0x80000000)
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 64LARGE-MIR-NEXT: B %bb.6
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: bb.4.sw.bb2:
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; 64LARGE-MIR-NEXT: successors: %bb.6(0x80000000)
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 64LARGE-MIR-NEXT: B %bb.6
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: bb.5.sw.bb3:
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; 64LARGE-MIR-NEXT: successors: %bb.6(0x80000000)
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */
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; 64LARGE-MIR-NEXT: {{ $}}
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; 64LARGE-MIR-NEXT: bb.6.sw.epilog:
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; 64LARGE-MIR-NEXT: $x3 = LI8 0
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; 64LARGE-MIR-NEXT: BLR8 implicit $lr8, implicit $rm, implicit $x3
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entry:
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switch i32 %a, label %sw.epilog [
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i32 1, label %sw.bb
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i32 2, label %sw.bb1
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i32 3, label %sw.bb2
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i32 4, label %sw.bb3
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]
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sw.bb:
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tail call void asm sideeffect "", ""()
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br label %sw.epilog
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sw.bb1:
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tail call void asm sideeffect "", ""()
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br label %sw.epilog
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sw.bb2:
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tail call void asm sideeffect "", ""()
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br label %sw.epilog
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sw.bb3:
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tail call void asm sideeffect "", ""()
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br label %sw.epilog
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sw.epilog:
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ret i32 0
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}
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