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|
# RUN: llc -mtriple=x86_64-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=X64ALL --check-prefix=X64
# RUN: llc -mtriple=x86_64-apple-darwin -relocation-model=pic -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=X64ALL --check-prefix=X64_DARWIN_PIC
--- |
@g_int = dso_local global i32 0, align 4
define dso_local void @test_global_ptrv() {
entry:
store ptr @g_int, ptr undef
ret void
}
define dso_local i32 @test_global_valv() {
entry:
%0 = load i32, ptr @g_int, align 4
ret i32 %0
}
...
---
name: test_global_ptrv
# CHECK-LABEL: name: test_global_ptrv
alignment: 16
legalized: true
regBankSelected: true
# X64ALL: registers:
# X64ALL-NEXT: - { id: 0, class: gr64, preferred-register: '' }
# X64ALL-NEXT: - { id: 1, class: gr64, preferred-register: '' }
#
registers:
- { id: 0, class: gpr, preferred-register: '' }
- { id: 1, class: gpr, preferred-register: '' }
# X64: %0:gr64 = IMPLICIT_DEF
# X64-NEXT: %1:gr64 = LEA64r $noreg, 1, $noreg, @g_int, $noreg
# X64-NEXT: MOV64mr %0, 1, $noreg, 0, $noreg, %1 :: (store (p0) into `ptr undef`)
# X64-NEXT: RET 0
#
# X64_DARWIN_PIC: %0:gr64 = IMPLICIT_DEF
# X64_DARWIN_PIC-NEXT: %1:gr64 = LEA64r $rip, 1, $noreg, @g_int, $noreg
# X64_DARWIN_PIC-NEXT: MOV64mr %0, 1, $noreg, 0, $noreg, %1 :: (store (p0) into `ptr undef`)
# X64_DARWIN_PIC-NEXT: RET 0
#
body: |
bb.1.entry:
liveins: $rdi
%0(p0) = IMPLICIT_DEF
%1(p0) = G_GLOBAL_VALUE @g_int
G_STORE %1(p0), %0(p0) :: (store (p0) into `ptr undef`)
RET 0
...
---
name: test_global_valv
# CHECK-LABEL: name: test_global_valv
alignment: 16
legalized: true
regBankSelected: true
# X64ALL: registers:
# X64ALL-NEXT: - { id: 0, class: gr32, preferred-register: '' }
# X64ALL-NEXT: - { id: 1, class: gr64, preferred-register: '' }
#
registers:
- { id: 0, class: gpr, preferred-register: '' }
- { id: 1, class: gpr, preferred-register: '' }
# X64: %1:gr64 = LEA64r $noreg, 1, $noreg, @g_int, $noreg
# X64-NEXT: %0:gr32 = MOV32rm %1, 1, $noreg, 0, $noreg :: (load (s32) from @g_int)
# X64-NEXT: $eax = COPY %0
# X64-NEXT: RET 0, implicit $eax
#
# X64_DARWIN_PIC: %1:gr64 = LEA64r $rip, 1, $noreg, @g_int, $noreg
# X64_DARWIN_PIC-NEXT: %0:gr32 = MOV32rm %1, 1, $noreg, 0, $noreg :: (load (s32) from @g_int)
# X64_DARWIN_PIC-NEXT: $eax = COPY %0
# X64_DARWIN_PIC-NEXT: RET 0, implicit $eax
#
body: |
bb.1.entry:
%1(p0) = G_GLOBAL_VALUE @g_int
%0(s32) = G_LOAD %1(p0) :: (load (s32) from @g_int)
$eax = COPY %0(s32)
RET 0, implicit $eax
...
|
