[NFC][PowerPC] use script to regenerate the CHECK lines

(cherry picked from commit 3196005)

Author: Chen Zheng

llvm/test/CodeGen/PowerPC/crsave.ll

@@ -1,10 +1,106 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
 ; RUN: llc -O0 -frame-pointer=all -mtriple=powerpc-unknown-linux-gnu -mcpu=g5 < %s | FileCheck %s -check-prefix=PPC32
 ; RUN: llc -O0 -mtriple=powerpc64-unknown-linux-gnu -mcpu=g5 < %s | FileCheck %s -check-prefix=PPC64
 ; RUN: llc -O0 -mtriple=powerpc64le-unknown-linux-gnu -verify-machineinstrs < %s | FileCheck %s -check-prefix=PPC64-ELFv2
 
 declare void @foo()
 
 define i32 @test_cr2() nounwind uwtable {
+; PPC32-LABEL: test_cr2:
+; PPC32:       # %bb.0: # %entry
+; PPC32-NEXT:    mflr 0
+; PPC32-NEXT:    stwu 1, -32(1)
+; PPC32-NEXT:    stw 31, 28(1)
+; PPC32-NEXT:    stw 0, 36(1)
+; PPC32-NEXT:    .cfi_def_cfa_offset 32
+; PPC32-NEXT:    .cfi_offset r31, -4
+; PPC32-NEXT:    .cfi_offset lr, 4
+; PPC32-NEXT:    mr 31, 1
+; PPC32-NEXT:    .cfi_def_cfa_register r31
+; PPC32-NEXT:    mfcr 12
+; PPC32-NEXT:    stw 12, 24(31)
+; PPC32-NEXT:    li 3, 1
+; PPC32-NEXT:    li 4, 2
+; PPC32-NEXT:    li 5, 3
+; PPC32-NEXT:    li 6, 0
+; PPC32-NEXT:    #APP
+; PPC32-EMPTY:
+; PPC32-NEXT:    mtcr 6
+; PPC32-NEXT:    cmpw 2, 4, 3
+; PPC32-NEXT:    mfcr 3
+; PPC32-NEXT:    #NO_APP
+; PPC32-NEXT:    stw 3, 20(31)
+; PPC32-NEXT:    bl foo
+; PPC32-NEXT:    lwz 3, 20(31)
+; PPC32-NEXT:    lwz 12, 24(31)
+; PPC32-NEXT:    mtocrf 32, 12
+; PPC32-NEXT:    lwz 0, 36(1)
+; PPC32-NEXT:    lwz 31, 28(1)
+; PPC32-NEXT:    addi 1, 1, 32
+; PPC32-NEXT:    mtlr 0
+; PPC32-NEXT:    blr
+;
+; PPC64-LABEL: test_cr2:
+; PPC64:       # %bb.0: # %entry
+; PPC64-NEXT:    mflr 0
+; PPC64-NEXT:    mfcr 12
+; PPC64-NEXT:    stw 12, 8(1)
+; PPC64-NEXT:    stdu 1, -128(1)
+; PPC64-NEXT:    std 0, 144(1)
+; PPC64-NEXT:    .cfi_def_cfa_offset 128
+; PPC64-NEXT:    .cfi_offset lr, 16
+; PPC64-NEXT:    .cfi_offset cr2, 8
+; PPC64-NEXT:    li 3, 1
+; PPC64-NEXT:    li 4, 2
+; PPC64-NEXT:    li 5, 3
+; PPC64-NEXT:    li 6, 0
+; PPC64-NEXT:    #APP
+; PPC64-EMPTY:
+; PPC64-NEXT:    mtcr 6
+; PPC64-NEXT:    cmpw 2, 4, 3
+; PPC64-NEXT:    mfcr 3
+; PPC64-NEXT:    #NO_APP
+; PPC64-NEXT:    stw 3, 124(1)
+; PPC64-NEXT:    bl foo
+; PPC64-NEXT:    nop
+; PPC64-NEXT:    lwz 3, 124(1)
+; PPC64-NEXT:    addi 1, 1, 128
+; PPC64-NEXT:    ld 0, 16(1)
+; PPC64-NEXT:    lwz 12, 8(1)
+; PPC64-NEXT:    mtocrf 32, 12
+; PPC64-NEXT:    mtlr 0
+; PPC64-NEXT:    blr
+;
+; PPC64-ELFv2-LABEL: test_cr2:
+; PPC64-ELFv2:       # %bb.0: # %entry
+; PPC64-ELFv2-NEXT:    mflr 0
+; PPC64-ELFv2-NEXT:    mfocrf 12, 32
+; PPC64-ELFv2-NEXT:    stw 12, 8(1)
+; PPC64-ELFv2-NEXT:    stdu 1, -112(1)
+; PPC64-ELFv2-NEXT:    std 0, 128(1)
+; PPC64-ELFv2-NEXT:    .cfi_def_cfa_offset 112
+; PPC64-ELFv2-NEXT:    .cfi_offset lr, 16
+; PPC64-ELFv2-NEXT:    .cfi_offset cr2, 8
+; PPC64-ELFv2-NEXT:    li 3, 1
+; PPC64-ELFv2-NEXT:    li 4, 2
+; PPC64-ELFv2-NEXT:    li 5, 3
+; PPC64-ELFv2-NEXT:    li 6, 0
+; PPC64-ELFv2-NEXT:    #APP
+; PPC64-ELFv2-EMPTY:
+; PPC64-ELFv2-NEXT:    mtcr 6
+; PPC64-ELFv2-NEXT:    cmpw 2, 4, 3
+; PPC64-ELFv2-NEXT:    mfcr 3
+; PPC64-ELFv2-NEXT:    #NO_APP
+; PPC64-ELFv2-NEXT:    stw 3, 108(1)
+; PPC64-ELFv2-NEXT:    bl foo
+; PPC64-ELFv2-NEXT:    nop
+; PPC64-ELFv2-NEXT:    lwz 3, 108(1)
+; PPC64-ELFv2-NEXT:    addi 1, 1, 112
+; PPC64-ELFv2-NEXT:    ld 0, 16(1)
+; PPC64-ELFv2-NEXT:    lwz 12, 8(1)
+; PPC64-ELFv2-NEXT:    mtocrf 32, 12
+; PPC64-ELFv2-NEXT:    mtlr 0
+; PPC64-ELFv2-NEXT:    blr
 entry:
   %ret = alloca i32, align 4
   %0 = call i32 asm sideeffect "\0A\09mtcr $4\0A\09cmpw 2,$2,$1\0A\09mfcr $0", "=r,r,r,r,r,~{cr2}"(i32 1, i32 2, i32 3, i32 0) nounwind
@@ -14,27 +110,104 @@ entry:
   ret i32 %1
 }
 
-; PPC32-LABEL: test_cr2:
-; PPC32: stwu 1, -32(1)
-; PPC32: stw 31, 28(1)
-; PPC32: mfcr 12
-; PPC32-NEXT: stw 12, 24(31)
-; PPC32: lwz 12, 24(31)
-; PPC32-NEXT: mtocrf 32, 12
-
-; PPC64: .cfi_startproc
-; PPC64: mfcr 12
-; PPC64: stw 12, 8(1)
-; PPC64: stdu 1, -[[AMT:[0-9]+]](1)
-; PPC64: .cfi_def_cfa_offset 128
-; PPC64: .cfi_offset lr, 16
-; PPC64: .cfi_offset cr2, 8
-; PPC64: addi 1, 1, [[AMT]]
-; PPC64: lwz 12, 8(1)
-; PPC64: mtocrf 32, 12
-; PPC64: .cfi_endproc
-
 define i32 @test_cr234() nounwind {
+; PPC32-LABEL: test_cr234:
+; PPC32:       # %bb.0: # %entry
+; PPC32-NEXT:    mflr 0
+; PPC32-NEXT:    stwu 1, -32(1)
+; PPC32-NEXT:    stw 31, 28(1)
+; PPC32-NEXT:    stw 0, 36(1)
+; PPC32-NEXT:    mr 31, 1
+; PPC32-NEXT:    mfcr 12
+; PPC32-NEXT:    stw 12, 24(31)
+; PPC32-NEXT:    li 3, 1
+; PPC32-NEXT:    li 4, 2
+; PPC32-NEXT:    li 5, 3
+; PPC32-NEXT:    li 6, 0
+; PPC32-NEXT:    #APP
+; PPC32-EMPTY:
+; PPC32-NEXT:    mtcr 6
+; PPC32-NEXT:    cmpw 2, 4, 3
+; PPC32-NEXT:    cmpw 3, 4, 4
+; PPC32-NEXT:    cmpw 4, 4, 5
+; PPC32-NEXT:    mfcr 3
+; PPC32-NEXT:    #NO_APP
+; PPC32-NEXT:    stw 3, 20(31)
+; PPC32-NEXT:    bl foo
+; PPC32-NEXT:    lwz 3, 20(31)
+; PPC32-NEXT:    lwz 12, 24(31)
+; PPC32-NEXT:    mtocrf 32, 12
+; PPC32-NEXT:    mtocrf 16, 12
+; PPC32-NEXT:    mtocrf 8, 12
+; PPC32-NEXT:    lwz 0, 36(1)
+; PPC32-NEXT:    lwz 31, 28(1)
+; PPC32-NEXT:    addi 1, 1, 32
+; PPC32-NEXT:    mtlr 0
+; PPC32-NEXT:    blr
+;
+; PPC64-LABEL: test_cr234:
+; PPC64:       # %bb.0: # %entry
+; PPC64-NEXT:    mflr 0
+; PPC64-NEXT:    mfcr 12
+; PPC64-NEXT:    stw 12, 8(1)
+; PPC64-NEXT:    stdu 1, -128(1)
+; PPC64-NEXT:    std 0, 144(1)
+; PPC64-NEXT:    li 3, 1
+; PPC64-NEXT:    li 4, 2
+; PPC64-NEXT:    li 5, 3
+; PPC64-NEXT:    li 6, 0
+; PPC64-NEXT:    #APP
+; PPC64-EMPTY:
+; PPC64-NEXT:    mtcr 6
+; PPC64-NEXT:    cmpw 2, 4, 3
+; PPC64-NEXT:    cmpw 3, 4, 4
+; PPC64-NEXT:    cmpw 4, 4, 5
+; PPC64-NEXT:    mfcr 3
+; PPC64-NEXT:    #NO_APP
+; PPC64-NEXT:    stw 3, 124(1)
+; PPC64-NEXT:    bl foo
+; PPC64-NEXT:    nop
+; PPC64-NEXT:    lwz 3, 124(1)
+; PPC64-NEXT:    addi 1, 1, 128
+; PPC64-NEXT:    ld 0, 16(1)
+; PPC64-NEXT:    lwz 12, 8(1)
+; PPC64-NEXT:    mtocrf 32, 12
+; PPC64-NEXT:    mtocrf 16, 12
+; PPC64-NEXT:    mtocrf 8, 12
+; PPC64-NEXT:    mtlr 0
+; PPC64-NEXT:    blr
+;
+; PPC64-ELFv2-LABEL: test_cr234:
+; PPC64-ELFv2:       # %bb.0: # %entry
+; PPC64-ELFv2-NEXT:    mflr 0
+; PPC64-ELFv2-NEXT:    mfcr 12
+; PPC64-ELFv2-NEXT:    stw 12, 8(1)
+; PPC64-ELFv2-NEXT:    stdu 1, -112(1)
+; PPC64-ELFv2-NEXT:    std 0, 128(1)
+; PPC64-ELFv2-NEXT:    li 3, 1
+; PPC64-ELFv2-NEXT:    li 4, 2
+; PPC64-ELFv2-NEXT:    li 5, 3
+; PPC64-ELFv2-NEXT:    li 6, 0
+; PPC64-ELFv2-NEXT:    #APP
+; PPC64-ELFv2-EMPTY:
+; PPC64-ELFv2-NEXT:    mtcr 6
+; PPC64-ELFv2-NEXT:    cmpw 2, 4, 3
+; PPC64-ELFv2-NEXT:    cmpw 3, 4, 4
+; PPC64-ELFv2-NEXT:    cmpw 4, 4, 5
+; PPC64-ELFv2-NEXT:    mfcr 3
+; PPC64-ELFv2-NEXT:    #NO_APP
+; PPC64-ELFv2-NEXT:    stw 3, 108(1)
+; PPC64-ELFv2-NEXT:    bl foo
+; PPC64-ELFv2-NEXT:    nop
+; PPC64-ELFv2-NEXT:    lwz 3, 108(1)
+; PPC64-ELFv2-NEXT:    addi 1, 1, 112
+; PPC64-ELFv2-NEXT:    ld 0, 16(1)
+; PPC64-ELFv2-NEXT:    lwz 12, 8(1)
+; PPC64-ELFv2-NEXT:    mtocrf 32, 12
+; PPC64-ELFv2-NEXT:    mtocrf 16, 12
+; PPC64-ELFv2-NEXT:    mtocrf 8, 12
+; PPC64-ELFv2-NEXT:    mtlr 0
+; PPC64-ELFv2-NEXT:    blr
 entry:
   %ret = alloca i32, align 4
   %0 = call i32 asm sideeffect "\0A\09mtcr $4\0A\09cmpw 2,$2,$1\0A\09cmpw 3,$2,$2\0A\09cmpw 4,$2,$3\0A\09mfcr $0", "=r,r,r,r,r,~{cr2},~{cr3},~{cr4}"(i32 1, i32 2, i32 3, i32 0) nounwind
@@ -44,41 +217,102 @@ entry:
   ret i32 %1
 }
 
-; PPC32-LABEL: test_cr234:
-; PPC32: stwu 1, -32(1)
-; PPC32: stw 31, 28(1)
-; PPC32: mfcr 12
-; PPC32-NEXT: stw 12, 24(31)
-; PPC32: lwz 12, 24(31)
-; PPC32-NEXT: mtocrf 32, 12
-; PPC32-NEXT: mtocrf 16, 12
-; PPC32-NEXT: mtocrf 8, 12
-
-; PPC64: mfcr 12
-; PPC64: stw 12, 8(1)
-; PPC64: stdu 1, -[[AMT:[0-9]+]](1)
-; PPC64: addi 1, 1, [[AMT]]
-; PPC64: lwz 12, 8(1)
-; PPC64: mtocrf 32, 12
-; PPC64: mtocrf 16, 12
-; PPC64: mtocrf 8, 12
-
 ; Generate mfocrf in prologue when we need to save 1 nonvolatile CR field
 define void @cloberOneNvCrField() {
+; PPC32-LABEL: cloberOneNvCrField:
+; PPC32:       # %bb.0: # %entry
+; PPC32-NEXT:    stwu 1, -32(1)
+; PPC32-NEXT:    stw 31, 28(1)
+; PPC32-NEXT:    .cfi_def_cfa_offset 32
+; PPC32-NEXT:    .cfi_offset r31, -4
+; PPC32-NEXT:    mr 31, 1
+; PPC32-NEXT:    .cfi_def_cfa_register r31
+; PPC32-NEXT:    mfcr 12
+; PPC32-NEXT:    stw 12, 24(31)
+; PPC32-NEXT:    #APP
+; PPC32-NEXT:    # clobbers
+; PPC32-NEXT:    #NO_APP
+; PPC32-NEXT:    lwz 12, 24(31)
+; PPC32-NEXT:    mtocrf 32, 12
+; PPC32-NEXT:    lwz 31, 28(1)
+; PPC32-NEXT:    addi 1, 1, 32
+; PPC32-NEXT:    blr
+;
+; PPC64-LABEL: cloberOneNvCrField:
+; PPC64:       # %bb.0: # %entry
+; PPC64-NEXT:    mfcr 12
+; PPC64-NEXT:    stw 12, 8(1)
+; PPC64-NEXT:    #APP
+; PPC64-NEXT:    # clobbers
+; PPC64-NEXT:    #NO_APP
+; PPC64-NEXT:    lwz 12, 8(1)
+; PPC64-NEXT:    mtocrf 32, 12
+; PPC64-NEXT:    blr
+;
+; PPC64-ELFv2-LABEL: cloberOneNvCrField:
+; PPC64-ELFv2:       # %bb.0: # %entry
+; PPC64-ELFv2-NEXT:    mfocrf 12, 32
+; PPC64-ELFv2-NEXT:    stw 12, 8(1)
+; PPC64-ELFv2-NEXT:    #APP
+; PPC64-ELFv2-NEXT:    # clobbers
+; PPC64-ELFv2-NEXT:    #NO_APP
+; PPC64-ELFv2-NEXT:    lwz 12, 8(1)
+; PPC64-ELFv2-NEXT:    mtocrf 32, 12
+; PPC64-ELFv2-NEXT:    blr
 entry:
   tail call void asm sideeffect "# clobbers", "~{cr2}"()
   ret void
-
-; PPC64-ELFv2-LABEL: @cloberOneNvCrField
-; PPC64-ELFv2: mfocrf [[REG1:[0-9]+]], 32
 }
 
 ; Generate mfcr in prologue when we need to save all nonvolatile CR field
 define void @cloberAllNvCrField() {
+; PPC32-LABEL: cloberAllNvCrField:
+; PPC32:       # %bb.0: # %entry
+; PPC32-NEXT:    stwu 1, -32(1)
+; PPC32-NEXT:    stw 31, 28(1)
+; PPC32-NEXT:    .cfi_def_cfa_offset 32
+; PPC32-NEXT:    .cfi_offset r31, -4
+; PPC32-NEXT:    mr 31, 1
+; PPC32-NEXT:    .cfi_def_cfa_register r31
+; PPC32-NEXT:    mfcr 12
+; PPC32-NEXT:    stw 12, 24(31)
+; PPC32-NEXT:    #APP
+; PPC32-NEXT:    # clobbers
+; PPC32-NEXT:    #NO_APP
+; PPC32-NEXT:    lwz 12, 24(31)
+; PPC32-NEXT:    mtocrf 32, 12
+; PPC32-NEXT:    mtocrf 16, 12
+; PPC32-NEXT:    mtocrf 8, 12
+; PPC32-NEXT:    lwz 31, 28(1)
+; PPC32-NEXT:    addi 1, 1, 32
+; PPC32-NEXT:    blr
+;
+; PPC64-LABEL: cloberAllNvCrField:
+; PPC64:       # %bb.0: # %entry
+; PPC64-NEXT:    mfcr 12
+; PPC64-NEXT:    stw 12, 8(1)
+; PPC64-NEXT:    #APP
+; PPC64-NEXT:    # clobbers
+; PPC64-NEXT:    #NO_APP
+; PPC64-NEXT:    lwz 12, 8(1)
+; PPC64-NEXT:    mtocrf 32, 12
+; PPC64-NEXT:    mtocrf 16, 12
+; PPC64-NEXT:    mtocrf 8, 12
+; PPC64-NEXT:    blr
+;
+; PPC64-ELFv2-LABEL: cloberAllNvCrField:
+; PPC64-ELFv2:       # %bb.0: # %entry
+; PPC64-ELFv2-NEXT:    mfcr 12
+; PPC64-ELFv2-NEXT:    stw 12, 8(1)
+; PPC64-ELFv2-NEXT:    #APP
+; PPC64-ELFv2-NEXT:    # clobbers
+; PPC64-ELFv2-NEXT:    #NO_APP
+; PPC64-ELFv2-NEXT:    lwz 12, 8(1)
+; PPC64-ELFv2-NEXT:    mtocrf 32, 12
+; PPC64-ELFv2-NEXT:    mtocrf 16, 12
+; PPC64-ELFv2-NEXT:    mtocrf 8, 12
+; PPC64-ELFv2-NEXT:    blr
 entry:
   tail call void asm sideeffect "# clobbers", "~{cr2},~{cr3},~{cr4}"()
   ret void
-
-; PPC64-ELFv2-LABEL: @cloberAllNvCrField
-; PPC64-ELFv2: mfcr [[REG1:[0-9]+]]
 }