|  | # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py | 
|  | # RUN: llc -mtriple=mips-mti-linux-gnu -o - %s -start-before mips-delay-slot-filler -stop-after mips-branch-expansion | FileCheck %s --check-prefix=MIPS | 
|  | # RUN: llc -mtriple=mips-mti-linux-gnu -o - %s -start-before mips-delay-slot-filler -stop-after mips-branch-expansion -relocation-model=pic | FileCheck %s --check-prefix=PIC | 
|  |  | 
|  | # Test the long branch expansion of various branches | 
|  |  | 
|  | --- | | 
|  | define void @expand_BEQ(i1 %a) { | 
|  | br i1 %a, label %iftrue, label %tail | 
|  |  | 
|  | iftrue: | 
|  | call void asm sideeffect ".space 131068", ""() | 
|  | br label %tail | 
|  |  | 
|  | tail: | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @expand_BGEZ(i1 %a) { | 
|  | br i1 %a, label %iftrue, label %tail | 
|  |  | 
|  | iftrue: | 
|  | call void asm sideeffect ".space 131068", ""() | 
|  | br label %tail | 
|  |  | 
|  | tail: | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @expand_BGTZ(i1 %a) { | 
|  | br i1 %a, label %iftrue, label %tail | 
|  |  | 
|  | iftrue: | 
|  | call void asm sideeffect ".space 131068", ""() | 
|  | br label %tail | 
|  |  | 
|  | tail: | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @expand_BLEZ(i1 %a) { | 
|  | br i1 %a, label %iftrue, label %tail | 
|  |  | 
|  | iftrue: | 
|  | call void asm sideeffect ".space 131068", ""() | 
|  | br label %tail | 
|  |  | 
|  | tail: | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @expand_BLTZ(i1 %a) { | 
|  | br i1 %a, label %iftrue, label %tail | 
|  |  | 
|  | iftrue: | 
|  | call void asm sideeffect ".space 131068", ""() | 
|  | br label %tail | 
|  |  | 
|  | tail: | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define void @expand_BNE(i1 %a) { | 
|  | br i1 %a, label %iftrue, label %tail | 
|  |  | 
|  | iftrue: | 
|  | call void asm sideeffect ".space 131068", ""() | 
|  | br label %tail | 
|  |  | 
|  | tail: | 
|  | ret void | 
|  | } | 
|  |  | 
|  | ... | 
|  | --- | 
|  |  | 
|  | name:            expand_BEQ | 
|  | alignment:       4 | 
|  | exposesReturnsTwice: false | 
|  | legalized:       false | 
|  | regBankSelected: false | 
|  | selected:        false | 
|  | failedISel:      false | 
|  | tracksRegLiveness: true | 
|  | registers: | 
|  | liveins: | 
|  | - { reg: '$a0', virtual-reg: '' } | 
|  | frameInfo: | 
|  | isFrameAddressTaken: false | 
|  | isReturnAddressTaken: false | 
|  | hasStackMap:     false | 
|  | hasPatchPoint:   false | 
|  | stackSize:       0 | 
|  | offsetAdjustment: 0 | 
|  | maxAlignment:    1 | 
|  | adjustsStack:    false | 
|  | hasCalls:        false | 
|  | stackProtector:  '' | 
|  | maxCallFrameSize: 0 | 
|  | hasOpaqueSPAdjustment: false | 
|  | hasVAStart:      false | 
|  | hasMustTailInVarArgFunc: false | 
|  | localFrameSize:  0 | 
|  | savePoint:       '' | 
|  | restorePoint:    '' | 
|  | fixedStack: | 
|  | stack: | 
|  | constants: | 
|  | body:             | | 
|  | ; MIPS-LABEL: name: expand_BEQ | 
|  | ; MIPS: bb.0 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.2(0x40000000), %bb.1(0x40000000) | 
|  | ; MIPS:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; MIPS:   BNE $at, $zero, %bb.2, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.1 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   J %bb.3, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.2.iftrue: | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   INLINEASM &".space 131068", 1 | 
|  | ; MIPS: bb.3.tail: | 
|  | ; MIPS:   PseudoReturn undef $ra { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; PIC-LABEL: name: expand_BEQ | 
|  | ; PIC: bb.0 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.3(0x40000000), %bb.1(0x40000000) | 
|  | ; PIC:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; PIC:   BNE $at, $zero, %bb.3, implicit-def $at { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | ; PIC: bb.1 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.2(0x80000000) | 
|  | ; PIC:   $sp = ADDiu $sp, -8 | 
|  | ; PIC:   SW $ra, $sp, 0 | 
|  | ; PIC:   $at = LONG_BRANCH_LUi target-flags(mips-abs-hi) %bb.4, %bb.2 | 
|  | ; PIC:   BAL_BR %bb.2, implicit-def $ra { | 
|  | ; PIC:     $at = LONG_BRANCH_ADDiu $at, target-flags(mips-abs-lo) %bb.4, %bb.2 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.2 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   $at = ADDu $ra, $at | 
|  | ; PIC:   $ra = LW $sp, 0 | 
|  | ; PIC:   JR $at { | 
|  | ; PIC:     $sp = ADDiu $sp, 8 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.3.iftrue: | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   INLINEASM &".space 131068", 1 | 
|  | ; PIC: bb.4.tail: | 
|  | ; PIC:   PseudoReturn undef $ra { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | bb.0 (%ir-block.0): | 
|  | successors: %bb.1(0x40000000), %bb.2(0x40000000) | 
|  | liveins: $a0 | 
|  |  | 
|  | renamable $at = ANDi killed renamable $a0, 1 | 
|  | BEQ killed renamable $at, $zero, %bb.2, implicit-def $at | 
|  |  | 
|  | bb.1.iftrue: | 
|  | successors: %bb.2(0x80000000) | 
|  |  | 
|  | INLINEASM &".space 131068", 1 | 
|  |  | 
|  | bb.2.tail: | 
|  | PseudoReturn undef $ra | 
|  |  | 
|  | ... | 
|  | --- | 
|  |  | 
|  | name:            expand_BGEZ | 
|  | alignment:       4 | 
|  | exposesReturnsTwice: false | 
|  | legalized:       false | 
|  | regBankSelected: false | 
|  | selected:        false | 
|  | failedISel:      false | 
|  | tracksRegLiveness: true | 
|  | registers: | 
|  | liveins: | 
|  | - { reg: '$a0', virtual-reg: '' } | 
|  | frameInfo: | 
|  | isFrameAddressTaken: false | 
|  | isReturnAddressTaken: false | 
|  | hasStackMap:     false | 
|  | hasPatchPoint:   false | 
|  | stackSize:       0 | 
|  | offsetAdjustment: 0 | 
|  | maxAlignment:    1 | 
|  | adjustsStack:    false | 
|  | hasCalls:        false | 
|  | stackProtector:  '' | 
|  | maxCallFrameSize: 0 | 
|  | hasOpaqueSPAdjustment: false | 
|  | hasVAStart:      false | 
|  | hasMustTailInVarArgFunc: false | 
|  | localFrameSize:  0 | 
|  | savePoint:       '' | 
|  | restorePoint:    '' | 
|  | fixedStack: | 
|  | stack: | 
|  | constants: | 
|  | body:             | | 
|  | ; MIPS-LABEL: name: expand_BGEZ | 
|  | ; MIPS: bb.0 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.2(0x40000000), %bb.1(0x40000000) | 
|  | ; MIPS:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; MIPS:   BLTZ $at, %bb.2, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.1 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   J %bb.3, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.2.iftrue: | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   INLINEASM &".space 131068", 1 | 
|  | ; MIPS: bb.3.tail: | 
|  | ; MIPS:   PseudoReturn undef $ra { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; PIC-LABEL: name: expand_BGEZ | 
|  | ; PIC: bb.0 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.3(0x40000000), %bb.1(0x40000000) | 
|  | ; PIC:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; PIC:   BLTZ $at, %bb.3, implicit-def $at { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | ; PIC: bb.1 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.2(0x80000000) | 
|  | ; PIC:   $sp = ADDiu $sp, -8 | 
|  | ; PIC:   SW $ra, $sp, 0 | 
|  | ; PIC:   $at = LONG_BRANCH_LUi target-flags(mips-abs-hi) %bb.4, %bb.2 | 
|  | ; PIC:   BAL_BR %bb.2, implicit-def $ra { | 
|  | ; PIC:     $at = LONG_BRANCH_ADDiu $at, target-flags(mips-abs-lo) %bb.4, %bb.2 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.2 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   $at = ADDu $ra, $at | 
|  | ; PIC:   $ra = LW $sp, 0 | 
|  | ; PIC:   JR $at { | 
|  | ; PIC:     $sp = ADDiu $sp, 8 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.3.iftrue: | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   INLINEASM &".space 131068", 1 | 
|  | ; PIC: bb.4.tail: | 
|  | ; PIC:   PseudoReturn undef $ra { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | bb.0 (%ir-block.0): | 
|  | successors: %bb.1(0x40000000), %bb.2(0x40000000) | 
|  | liveins: $a0 | 
|  |  | 
|  | renamable $at = ANDi killed renamable $a0, 1 | 
|  | BGEZ killed renamable $at, %bb.2, implicit-def $at | 
|  |  | 
|  | bb.1.iftrue: | 
|  | successors: %bb.2(0x80000000) | 
|  |  | 
|  | INLINEASM &".space 131068", 1 | 
|  |  | 
|  | bb.2.tail: | 
|  | PseudoReturn undef $ra | 
|  |  | 
|  | ... | 
|  | --- | 
|  |  | 
|  | name:            expand_BGTZ | 
|  | alignment:       4 | 
|  | exposesReturnsTwice: false | 
|  | legalized:       false | 
|  | regBankSelected: false | 
|  | selected:        false | 
|  | failedISel:      false | 
|  | tracksRegLiveness: true | 
|  | registers: | 
|  | liveins: | 
|  | - { reg: '$a0', virtual-reg: '' } | 
|  | frameInfo: | 
|  | isFrameAddressTaken: false | 
|  | isReturnAddressTaken: false | 
|  | hasStackMap:     false | 
|  | hasPatchPoint:   false | 
|  | stackSize:       0 | 
|  | offsetAdjustment: 0 | 
|  | maxAlignment:    1 | 
|  | adjustsStack:    false | 
|  | hasCalls:        false | 
|  | stackProtector:  '' | 
|  | maxCallFrameSize: 0 | 
|  | hasOpaqueSPAdjustment: false | 
|  | hasVAStart:      false | 
|  | hasMustTailInVarArgFunc: false | 
|  | localFrameSize:  0 | 
|  | savePoint:       '' | 
|  | restorePoint:    '' | 
|  | fixedStack: | 
|  | stack: | 
|  | constants: | 
|  | body:             | | 
|  | ; MIPS-LABEL: name: expand_BGTZ | 
|  | ; MIPS: bb.0 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.2(0x40000000), %bb.1(0x40000000) | 
|  | ; MIPS:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; MIPS:   BLEZ $at, %bb.2, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.1 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   J %bb.3, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.2.iftrue: | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   INLINEASM &".space 131068", 1 | 
|  | ; MIPS: bb.3.tail: | 
|  | ; MIPS:   PseudoReturn undef $ra { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; PIC-LABEL: name: expand_BGTZ | 
|  | ; PIC: bb.0 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.3(0x40000000), %bb.1(0x40000000) | 
|  | ; PIC:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; PIC:   BLEZ $at, %bb.3, implicit-def $at { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | ; PIC: bb.1 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.2(0x80000000) | 
|  | ; PIC:   $sp = ADDiu $sp, -8 | 
|  | ; PIC:   SW $ra, $sp, 0 | 
|  | ; PIC:   $at = LONG_BRANCH_LUi target-flags(mips-abs-hi) %bb.4, %bb.2 | 
|  | ; PIC:   BAL_BR %bb.2, implicit-def $ra { | 
|  | ; PIC:     $at = LONG_BRANCH_ADDiu $at, target-flags(mips-abs-lo) %bb.4, %bb.2 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.2 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   $at = ADDu $ra, $at | 
|  | ; PIC:   $ra = LW $sp, 0 | 
|  | ; PIC:   JR $at { | 
|  | ; PIC:     $sp = ADDiu $sp, 8 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.3.iftrue: | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   INLINEASM &".space 131068", 1 | 
|  | ; PIC: bb.4.tail: | 
|  | ; PIC:   PseudoReturn undef $ra { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | bb.0 (%ir-block.0): | 
|  | successors: %bb.1(0x40000000), %bb.2(0x40000000) | 
|  | liveins: $a0 | 
|  |  | 
|  | renamable $at = ANDi killed renamable $a0, 1 | 
|  | BGTZ killed renamable $at, %bb.2, implicit-def $at | 
|  |  | 
|  | bb.1.iftrue: | 
|  | successors: %bb.2(0x80000000) | 
|  |  | 
|  | INLINEASM &".space 131068", 1 | 
|  |  | 
|  | bb.2.tail: | 
|  | PseudoReturn undef $ra | 
|  |  | 
|  | ... | 
|  | --- | 
|  |  | 
|  | name:            expand_BLEZ | 
|  | alignment:       4 | 
|  | exposesReturnsTwice: false | 
|  | legalized:       false | 
|  | regBankSelected: false | 
|  | selected:        false | 
|  | failedISel:      false | 
|  | tracksRegLiveness: true | 
|  | registers: | 
|  | liveins: | 
|  | - { reg: '$a0', virtual-reg: '' } | 
|  | frameInfo: | 
|  | isFrameAddressTaken: false | 
|  | isReturnAddressTaken: false | 
|  | hasStackMap:     false | 
|  | hasPatchPoint:   false | 
|  | stackSize:       0 | 
|  | offsetAdjustment: 0 | 
|  | maxAlignment:    1 | 
|  | adjustsStack:    false | 
|  | hasCalls:        false | 
|  | stackProtector:  '' | 
|  | maxCallFrameSize: 0 | 
|  | hasOpaqueSPAdjustment: false | 
|  | hasVAStart:      false | 
|  | hasMustTailInVarArgFunc: false | 
|  | localFrameSize:  0 | 
|  | savePoint:       '' | 
|  | restorePoint:    '' | 
|  | fixedStack: | 
|  | stack: | 
|  | constants: | 
|  | body:             | | 
|  | ; MIPS-LABEL: name: expand_BLEZ | 
|  | ; MIPS: bb.0 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.2(0x40000000), %bb.1(0x40000000) | 
|  | ; MIPS:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; MIPS:   BGTZ $at, %bb.2, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.1 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   J %bb.3, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.2.iftrue: | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   INLINEASM &".space 131068", 1 | 
|  | ; MIPS: bb.3.tail: | 
|  | ; MIPS:   PseudoReturn undef $ra { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; PIC-LABEL: name: expand_BLEZ | 
|  | ; PIC: bb.0 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.3(0x40000000), %bb.1(0x40000000) | 
|  | ; PIC:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; PIC:   BGTZ $at, %bb.3, implicit-def $at { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | ; PIC: bb.1 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.2(0x80000000) | 
|  | ; PIC:   $sp = ADDiu $sp, -8 | 
|  | ; PIC:   SW $ra, $sp, 0 | 
|  | ; PIC:   $at = LONG_BRANCH_LUi target-flags(mips-abs-hi) %bb.4, %bb.2 | 
|  | ; PIC:   BAL_BR %bb.2, implicit-def $ra { | 
|  | ; PIC:     $at = LONG_BRANCH_ADDiu $at, target-flags(mips-abs-lo) %bb.4, %bb.2 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.2 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   $at = ADDu $ra, $at | 
|  | ; PIC:   $ra = LW $sp, 0 | 
|  | ; PIC:   JR $at { | 
|  | ; PIC:     $sp = ADDiu $sp, 8 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.3.iftrue: | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   INLINEASM &".space 131068", 1 | 
|  | ; PIC: bb.4.tail: | 
|  | ; PIC:   PseudoReturn undef $ra { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | bb.0 (%ir-block.0): | 
|  | successors: %bb.1(0x40000000), %bb.2(0x40000000) | 
|  | liveins: $a0 | 
|  |  | 
|  | renamable $at = ANDi killed renamable $a0, 1 | 
|  | BLEZ killed renamable $at, %bb.2, implicit-def $at | 
|  |  | 
|  | bb.1.iftrue: | 
|  | successors: %bb.2(0x80000000) | 
|  |  | 
|  | INLINEASM &".space 131068", 1 | 
|  |  | 
|  | bb.2.tail: | 
|  | PseudoReturn undef $ra | 
|  |  | 
|  | ... | 
|  | --- | 
|  |  | 
|  | name:            expand_BLTZ | 
|  | alignment:       4 | 
|  | exposesReturnsTwice: false | 
|  | legalized:       false | 
|  | regBankSelected: false | 
|  | selected:        false | 
|  | failedISel:      false | 
|  | tracksRegLiveness: true | 
|  | registers: | 
|  | liveins: | 
|  | - { reg: '$a0', virtual-reg: '' } | 
|  | frameInfo: | 
|  | isFrameAddressTaken: false | 
|  | isReturnAddressTaken: false | 
|  | hasStackMap:     false | 
|  | hasPatchPoint:   false | 
|  | stackSize:       0 | 
|  | offsetAdjustment: 0 | 
|  | maxAlignment:    1 | 
|  | adjustsStack:    false | 
|  | hasCalls:        false | 
|  | stackProtector:  '' | 
|  | maxCallFrameSize: 0 | 
|  | hasOpaqueSPAdjustment: false | 
|  | hasVAStart:      false | 
|  | hasMustTailInVarArgFunc: false | 
|  | localFrameSize:  0 | 
|  | savePoint:       '' | 
|  | restorePoint:    '' | 
|  | fixedStack: | 
|  | stack: | 
|  | constants: | 
|  | body:             | | 
|  | ; MIPS-LABEL: name: expand_BLTZ | 
|  | ; MIPS: bb.0 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.2(0x40000000), %bb.1(0x40000000) | 
|  | ; MIPS:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; MIPS:   BGEZ $at, %bb.2, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.1 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   J %bb.3, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.2.iftrue: | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   INLINEASM &".space 131068", 1 | 
|  | ; MIPS: bb.3.tail: | 
|  | ; MIPS:   PseudoReturn undef $ra { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; PIC-LABEL: name: expand_BLTZ | 
|  | ; PIC: bb.0 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.3(0x40000000), %bb.1(0x40000000) | 
|  | ; PIC:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; PIC:   BGEZ $at, %bb.3, implicit-def $at { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | ; PIC: bb.1 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.2(0x80000000) | 
|  | ; PIC:   $sp = ADDiu $sp, -8 | 
|  | ; PIC:   SW $ra, $sp, 0 | 
|  | ; PIC:   $at = LONG_BRANCH_LUi target-flags(mips-abs-hi) %bb.4, %bb.2 | 
|  | ; PIC:   BAL_BR %bb.2, implicit-def $ra { | 
|  | ; PIC:     $at = LONG_BRANCH_ADDiu $at, target-flags(mips-abs-lo) %bb.4, %bb.2 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.2 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   $at = ADDu $ra, $at | 
|  | ; PIC:   $ra = LW $sp, 0 | 
|  | ; PIC:   JR $at { | 
|  | ; PIC:     $sp = ADDiu $sp, 8 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.3.iftrue: | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   INLINEASM &".space 131068", 1 | 
|  | ; PIC: bb.4.tail: | 
|  | ; PIC:   PseudoReturn undef $ra { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | bb.0 (%ir-block.0): | 
|  | successors: %bb.1(0x40000000), %bb.2(0x40000000) | 
|  | liveins: $a0 | 
|  |  | 
|  | renamable $at = ANDi killed renamable $a0, 1 | 
|  | BLTZ killed renamable $at, %bb.2, implicit-def $at | 
|  |  | 
|  | bb.1.iftrue: | 
|  | successors: %bb.2(0x80000000) | 
|  |  | 
|  | INLINEASM &".space 131068", 1 | 
|  |  | 
|  | bb.2.tail: | 
|  | PseudoReturn undef $ra | 
|  |  | 
|  | ... | 
|  | --- | 
|  |  | 
|  | name:            expand_BNE | 
|  | alignment:       4 | 
|  | exposesReturnsTwice: false | 
|  | legalized:       false | 
|  | regBankSelected: false | 
|  | selected:        false | 
|  | failedISel:      false | 
|  | tracksRegLiveness: true | 
|  | registers: | 
|  | liveins: | 
|  | - { reg: '$a0', virtual-reg: '' } | 
|  | frameInfo: | 
|  | isFrameAddressTaken: false | 
|  | isReturnAddressTaken: false | 
|  | hasStackMap:     false | 
|  | hasPatchPoint:   false | 
|  | stackSize:       0 | 
|  | offsetAdjustment: 0 | 
|  | maxAlignment:    1 | 
|  | adjustsStack:    false | 
|  | hasCalls:        false | 
|  | stackProtector:  '' | 
|  | maxCallFrameSize: 0 | 
|  | hasOpaqueSPAdjustment: false | 
|  | hasVAStart:      false | 
|  | hasMustTailInVarArgFunc: false | 
|  | localFrameSize:  0 | 
|  | savePoint:       '' | 
|  | restorePoint:    '' | 
|  | fixedStack: | 
|  | stack: | 
|  | constants: | 
|  | body:             | | 
|  | ; MIPS-LABEL: name: expand_BNE | 
|  | ; MIPS: bb.0 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.2(0x40000000), %bb.1(0x40000000) | 
|  | ; MIPS:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; MIPS:   BEQ $at, $zero, %bb.2, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.1 (%ir-block.0): | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   J %bb.3, implicit-def $at { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; MIPS: bb.2.iftrue: | 
|  | ; MIPS:   successors: %bb.3(0x80000000) | 
|  | ; MIPS:   INLINEASM &".space 131068", 1 | 
|  | ; MIPS: bb.3.tail: | 
|  | ; MIPS:   PseudoReturn undef $ra { | 
|  | ; MIPS:     NOP | 
|  | ; MIPS:   } | 
|  | ; PIC-LABEL: name: expand_BNE | 
|  | ; PIC: bb.0 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.3(0x40000000), %bb.1(0x40000000) | 
|  | ; PIC:   renamable $at = ANDi killed renamable $a0, 1 | 
|  | ; PIC:   BEQ $at, $zero, %bb.3, implicit-def $at { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | ; PIC: bb.1 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.2(0x80000000) | 
|  | ; PIC:   $sp = ADDiu $sp, -8 | 
|  | ; PIC:   SW $ra, $sp, 0 | 
|  | ; PIC:   $at = LONG_BRANCH_LUi target-flags(mips-abs-hi) %bb.4, %bb.2 | 
|  | ; PIC:   BAL_BR %bb.2, implicit-def $ra { | 
|  | ; PIC:     $at = LONG_BRANCH_ADDiu $at, target-flags(mips-abs-lo) %bb.4, %bb.2 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.2 (%ir-block.0): | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   $at = ADDu $ra, $at | 
|  | ; PIC:   $ra = LW $sp, 0 | 
|  | ; PIC:   JR $at { | 
|  | ; PIC:     $sp = ADDiu $sp, 8 | 
|  | ; PIC:   } | 
|  | ; PIC: bb.3.iftrue: | 
|  | ; PIC:   successors: %bb.4(0x80000000) | 
|  | ; PIC:   INLINEASM &".space 131068", 1 | 
|  | ; PIC: bb.4.tail: | 
|  | ; PIC:   PseudoReturn undef $ra { | 
|  | ; PIC:     NOP | 
|  | ; PIC:   } | 
|  | bb.0 (%ir-block.0): | 
|  | successors: %bb.1(0x40000000), %bb.2(0x40000000) | 
|  | liveins: $a0 | 
|  |  | 
|  | renamable $at = ANDi killed renamable $a0, 1 | 
|  | BNE killed renamable $at, $zero, %bb.2, implicit-def $at | 
|  |  | 
|  | bb.1.iftrue: | 
|  | successors: %bb.2(0x80000000) | 
|  |  | 
|  | INLINEASM &".space 131068", 1 | 
|  |  | 
|  | bb.2.tail: | 
|  | PseudoReturn undef $ra | 
|  |  | 
|  | ... |