| # 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 |
| # RUN: llc -mtriple=i386-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=X32ALL --check-prefix=X32 |
| # RUN: llc -mtriple=x86_64-linux-gnux32 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK --check-prefix=X32ALL --check-prefix=X32ABI |
| |
| --- | |
| |
| @g_int = global i32 0, align 4 |
| |
| define void @test_global_ptrv() { |
| entry: |
| store i32* @g_int, i32** undef |
| ret void |
| } |
| |
| define i32 @test_global_valv() { |
| entry: |
| %0 = load i32, i32* @g_int, align 4 |
| ret i32 %0 |
| } |
| |
| ... |
| --- |
| name: test_global_ptrv |
| # CHECK-LABEL: name: test_global_ptrv |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X64ALL: registers: |
| # X64ALL-NEXT: - { id: 0, class: gr64, preferred-register: '' } |
| # X64ALL-NEXT: - { id: 1, class: gr64, preferred-register: '' } |
| # |
| # X32: registers: |
| # X32-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X32-NEXT: - { id: 1, class: gr32, preferred-register: '' } |
| # |
| # X32ABI: registers: |
| # X32ABI-NEXT: - { id: 0, class: low32_addr_access, preferred-register: '' } |
| # X32ABI-NEXT: - { id: 1, class: gr32, 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 8 into `i32** 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 8 into `i32** undef`) |
| # X64_DARWIN_PIC-NEXT: RET 0 |
| # |
| # X32: %0:gr32 = IMPLICIT_DEF |
| # X32-NEXT: %1:gr32 = LEA32r $noreg, 1, $noreg, @g_int, $noreg |
| # X32-NEXT: MOV32mr %0, 1, $noreg, 0, $noreg, %1 :: (store 8 into `i32** undef`) |
| # X32-NEXT: RET 0 |
| # |
| # X32ABI: %0:low32_addr_access = IMPLICIT_DEF |
| # X32ABI-NEXT: %1:gr32 = LEA64_32r $noreg, 1, $noreg, @g_int, $noreg |
| # X32ABI-NEXT: MOV32mr %0, 1, $noreg, 0, $noreg, %1 :: (store 8 into `i32** undef`) |
| # X32ABI-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 8 into `i32** undef`) |
| RET 0 |
| |
| ... |
| --- |
| name: test_global_valv |
| # CHECK-LABEL: name: test_global_valv |
| alignment: 4 |
| legalized: true |
| regBankSelected: true |
| # X64ALL: registers: |
| # X64ALL-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X64ALL-NEXT: - { id: 1, class: gr64, preferred-register: '' } |
| # |
| # X32ALL: registers: |
| # X32ALL-NEXT: - { id: 0, class: gr32, preferred-register: '' } |
| # X32ALL-NEXT: - { id: 1, class: gr32, 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 4 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 4 from @g_int) |
| # X64_DARWIN_PIC-NEXT: $eax = COPY %0 |
| # X64_DARWIN_PIC-NEXT: RET 0, implicit $eax |
| # |
| # X32: %1:gr32 = LEA32r $noreg, 1, $noreg, @g_int, $noreg |
| # X32-NEXT: %0:gr32 = MOV32rm %1, 1, $noreg, 0, $noreg :: (load 4 from @g_int) |
| # X32-NEXT: $eax = COPY %0 |
| # X32-NEXT: RET 0, implicit $eax |
| # |
| # X32ABI: %1:gr32 = LEA64_32r $noreg, 1, $noreg, @g_int, $noreg |
| # X32ABI-NEXT: %0:gr32 = MOV32rm %1, 1, $noreg, 0, $noreg :: (load 4 from @g_int) |
| # X32ABI-NEXT: $eax = COPY %0 |
| # X32ABI-NEXT: RET 0, implicit $eax |
| body: | |
| bb.1.entry: |
| %1(p0) = G_GLOBAL_VALUE @g_int |
| %0(s32) = G_LOAD %1(p0) :: (load 4 from @g_int) |
| $eax = COPY %0(s32) |
| RET 0, implicit $eax |
| |
| ... |