test/CodeGen/Mips/GlobalISel/instruction-select/gloal_address_pic.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -mtriple=mipsel-linux-gnu -relocation-model=pic -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
--- |

  @val = global i32 0
  @val_with_local_linkage = internal global i32 1

  declare i32 @f(i32, i32)
  define internal void @f_with_local_linkage() {entry: ret void}
  define void @call_global() {entry: ret void}
  define void @call_global_with_local_linkage() {entry: ret void}
  define void @ret_global_int() {entry: ret void}
  define void @ret_global_int_with_local_linkage() {entry: ret void}

...
---
name:            f_with_local_linkage
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $a0, $a1

    ; MIPS32-LABEL: name: f_with_local_linkage
    ; MIPS32: liveins: $a0, $a1
    ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0
    ; MIPS32: [[COPY1:%[0-9]+]]:gpr32 = COPY $a1
    ; MIPS32: [[ADDu:%[0-9]+]]:gpr32 = ADDu [[COPY1]], [[COPY]]
    ; MIPS32: $v0 = COPY [[ADDu]]
    ; MIPS32: RetRA implicit $v0
    %0:gprb(s32) = COPY $a0
    %1:gprb(s32) = COPY $a1
    %2:gprb(s32) = G_ADD %1, %0
    $v0 = COPY %2(s32)
    RetRA implicit $v0

...
---
name:            call_global
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $a0, $a1, $t9, $v0

    ; MIPS32-LABEL: name: call_global
    ; MIPS32: liveins: $a0, $a1, $t9, $v0, $t9, $v0
    ; MIPS32: [[ADDu:%[0-9]+]]:gpr32 = ADDu $v0, $t9
    ; MIPS32: [[ADDu1:%[0-9]+]]:gpr32 = ADDu $v0, $t9
    ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0
    ; MIPS32: [[COPY1:%[0-9]+]]:gpr32 = COPY $a1
    ; MIPS32: ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
    ; MIPS32: [[LW:%[0-9]+]]:gpr32 = LW [[ADDu]], target-flags(mips-got-call) @f :: (load 4 from got)
    ; MIPS32: $a0 = COPY [[COPY]]
    ; MIPS32: $a1 = COPY [[COPY1]]
    ; MIPS32: $gp = COPY [[ADDu1]]
    ; MIPS32: JALRPseudo [[LW]], csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $gp, implicit-def $v0
    ; MIPS32: [[COPY2:%[0-9]+]]:gpr32 = COPY $v0
    ; MIPS32: ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
    ; MIPS32: $v0 = COPY [[COPY2]]
    ; MIPS32: RetRA implicit $v0
    %4:gpr32 = ADDu $v0, $t9
    %0:gprb(s32) = COPY $a0
    %1:gprb(s32) = COPY $a1
    ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
    %3:gpr32(p0) = G_GLOBAL_VALUE target-flags(mips-got-call) @f
    $a0 = COPY %0(s32)
    $a1 = COPY %1(s32)
    $gp = COPY %4
    JALRPseudo %3(p0), csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $gp, implicit-def $v0
    %2:gprb(s32) = COPY $v0
    ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
    $v0 = COPY %2(s32)
    RetRA implicit $v0

...
---
name:            call_global_with_local_linkage
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $a0, $a1, $t9, $v0

    ; MIPS32-LABEL: name: call_global_with_local_linkage
    ; MIPS32: liveins: $a0, $a1, $t9, $v0, $t9, $v0
    ; MIPS32: [[ADDu:%[0-9]+]]:gpr32 = ADDu $v0, $t9
    ; MIPS32: [[ADDu1:%[0-9]+]]:gpr32 = ADDu $v0, $t9
    ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0
    ; MIPS32: [[COPY1:%[0-9]+]]:gpr32 = COPY $a1
    ; MIPS32: ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
    ; MIPS32: [[LW:%[0-9]+]]:gpr32 = LW [[ADDu]], target-flags(mips-got) @f_with_local_linkage :: (load 4 from got)
    ; MIPS32: [[ADDiu:%[0-9]+]]:gpr32 = ADDiu [[LW]], target-flags(mips-abs-lo) @f_with_local_linkage
    ; MIPS32: $a0 = COPY [[COPY]]
    ; MIPS32: $a1 = COPY [[COPY1]]
    ; MIPS32: $gp = COPY [[ADDu1]]
    ; MIPS32: JALRPseudo [[ADDiu]], csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $gp, implicit-def $v0
    ; MIPS32: [[COPY2:%[0-9]+]]:gpr32 = COPY $v0
    ; MIPS32: ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
    ; MIPS32: $v0 = COPY [[COPY2]]
    ; MIPS32: RetRA implicit $v0
    %4:gpr32 = ADDu $v0, $t9
    %0:gprb(s32) = COPY $a0
    %1:gprb(s32) = COPY $a1
    ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
    %3:gpr32(p0) = G_GLOBAL_VALUE @f_with_local_linkage
    $a0 = COPY %0(s32)
    $a1 = COPY %1(s32)
    $gp = COPY %4
    JALRPseudo %3(p0), csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit-def $gp, implicit-def $v0
    %2:gprb(s32) = COPY $v0
    ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
    $v0 = COPY %2(s32)
    RetRA implicit $v0

...
---
name:            ret_global_int
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    ; MIPS32-LABEL: name: ret_global_int
    ; MIPS32: liveins: $t9, $v0
    ; MIPS32: [[ADDu:%[0-9]+]]:gpr32 = ADDu $v0, $t9
    ; MIPS32: [[LW:%[0-9]+]]:gpr32 = LW [[ADDu]], target-flags(mips-got) @val :: (load 4 from got)
    ; MIPS32: [[LW1:%[0-9]+]]:gpr32 = LW [[LW]], 0 :: (load 4 from @val)
    ; MIPS32: $v0 = COPY [[LW1]]
    ; MIPS32: RetRA implicit $v0
    %1:gprb(p0) = G_GLOBAL_VALUE @val
    %0:gprb(s32) = G_LOAD %1(p0) :: (load 4 from @val)
    $v0 = COPY %0(s32)
    RetRA implicit $v0

...
---
name:            ret_global_int_with_local_linkage
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    ; MIPS32-LABEL: name: ret_global_int_with_local_linkage
    ; MIPS32: liveins: $t9, $v0
    ; MIPS32: [[ADDu:%[0-9]+]]:gpr32 = ADDu $v0, $t9
    ; MIPS32: [[LW:%[0-9]+]]:gpr32 = LW [[ADDu]], target-flags(mips-got) @val_with_local_linkage :: (load 4 from got)
    ; MIPS32: [[ADDiu:%[0-9]+]]:gpr32 = ADDiu [[LW]], target-flags(mips-abs-lo) @val_with_local_linkage
    ; MIPS32: [[LW1:%[0-9]+]]:gpr32 = LW [[ADDiu]], 0 :: (load 4 from @val_with_local_linkage)
    ; MIPS32: $v0 = COPY [[LW1]]
    ; MIPS32: RetRA implicit $v0
    %1:gprb(p0) = G_GLOBAL_VALUE @val_with_local_linkage
    %0:gprb(s32) = G_LOAD %1(p0) :: (load 4 from @val_with_local_linkage)
    $v0 = COPY %0(s32)
    RetRA implicit $v0

...