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https://github.com/c64scene-ar/llvm-6502.git
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Convert a llc -filetype=obj test into a llvm-mc test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193534 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
parent
1799684671
commit
164bd156fc
@ -1,10 +1,7 @@
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; RUN: llc -mtriple=aarch64-none-linux-gnu -verify-machineinstrs -relocation-model=pic %s -o - | FileCheck %s
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; RUN: llc -mtriple=aarch64-none-linux-gnu -verify-machineinstrs -relocation-model=pic -filetype=obj %s -o -| llvm-objdump -r - | FileCheck --check-prefix=CHECK-ELF %s
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@var = global i32 0
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; CHECK-ELF: RELOCATION RECORDS FOR [.rela.text]
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define i32 @get_globalvar() {
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; CHECK-LABEL: get_globalvar:
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@ -13,8 +10,6 @@ define i32 @get_globalvar() {
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; CHECK: ldr x[[GOTLOC:[0-9]+]], [x[[GOTHI]], #:got_lo12:var]
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; CHECK: ldr w0, [x[[GOTLOC]]]
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; CHECK-ELF: R_AARCH64_ADR_GOT_PAGE var
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; CHECK-ELF: R_AARCH64_LD64_GOT_LO12_NC var
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ret i32 %val
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}
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@ -25,8 +20,6 @@ define i32* @get_globalvaraddr() {
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; CHECK: adrp x[[GOTHI:[0-9]+]], :got:var
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; CHECK: ldr x0, [x[[GOTHI]], #:got_lo12:var]
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; CHECK-ELF: R_AARCH64_ADR_GOT_PAGE var
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; CHECK-ELF: R_AARCH64_LD64_GOT_LO12_NC var
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ret i32* @var
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}
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@ -39,8 +32,6 @@ define i32 @get_hiddenvar() {
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; CHECK: adrp x[[HI:[0-9]+]], hiddenvar
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; CHECK: ldr w0, [x[[HI]], #:lo12:hiddenvar]
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; CHECK-ELF: R_AARCH64_ADR_PREL_PG_HI21 hiddenvar
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; CHECK-ELF: R_AARCH64_LDST32_ABS_LO12_NC hiddenvar
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ret i32 %val
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}
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@ -51,8 +42,6 @@ define i32* @get_hiddenvaraddr() {
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; CHECK: adrp [[HI:x[0-9]+]], hiddenvar
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; CHECK: add x0, [[HI]], #:lo12:hiddenvar
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; CHECK-ELF: R_AARCH64_ADR_PREL_PG_HI21 hiddenvar
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; CHECK-ELF: R_AARCH64_ADD_ABS_LO12_NC hiddenvar
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ret i32* @hiddenvar
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}
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@ -62,9 +51,4 @@ define void()* @get_func() {
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ret void()* bitcast(void()*()* @get_func to void()*)
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; CHECK: adrp x[[GOTHI:[0-9]+]], :got:get_func
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; CHECK: ldr x0, [x[[GOTHI]], #:got_lo12:get_func]
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; Particularly important that the ADRP gets a relocation, LLVM tends to think
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; it can relax it because it knows where get_func is. It can't!
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; CHECK-ELF: R_AARCH64_ADR_GOT_PAGE get_func
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; CHECK-ELF: R_AARCH64_LD64_GOT_LO12_NC get_func
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}
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98
test/MC/AArch64/basic-pic.s
Normal file
98
test/MC/AArch64/basic-pic.s
Normal file
@ -0,0 +1,98 @@
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// RUN: llvm-mc -triple=aarch64-none-linux-gnu -filetype=obj %s -o -| llvm-objdump -r - | FileCheck %s
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// CHECK: RELOCATION RECORDS FOR [.rela.text]
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.file "/home/espindola/llvm/llvm/test/CodeGen/AArch64/basic-pic.ll"
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.text
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.globl get_globalvar
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.type get_globalvar,@function
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get_globalvar: // @get_globalvar
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.cfi_startproc
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// BB#0:
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adrp x0, :got:var
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ldr x0, [x0, #:got_lo12:var]
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ldr w0, [x0]
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ret
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.Ltmp0:
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.size get_globalvar, .Ltmp0-get_globalvar
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.cfi_endproc
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// CHECK: R_AARCH64_ADR_GOT_PAGE var
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// CHECK: R_AARCH64_LD64_GOT_LO12_NC var
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.globl get_globalvaraddr
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.type get_globalvaraddr,@function
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get_globalvaraddr: // @get_globalvaraddr
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.cfi_startproc
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// BB#0:
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adrp x0, :got:var
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ldr x0, [x0, #:got_lo12:var]
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ret
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.Ltmp1:
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.size get_globalvaraddr, .Ltmp1-get_globalvaraddr
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.cfi_endproc
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// CHECK: R_AARCH64_ADR_GOT_PAGE var
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// CHECK: R_AARCH64_LD64_GOT_LO12_NC var
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.globl get_hiddenvar
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.type get_hiddenvar,@function
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get_hiddenvar: // @get_hiddenvar
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.cfi_startproc
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// BB#0:
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adrp x0, hiddenvar
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ldr w0, [x0, #:lo12:hiddenvar]
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ret
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.Ltmp2:
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.size get_hiddenvar, .Ltmp2-get_hiddenvar
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.cfi_endproc
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// CHECK: R_AARCH64_ADR_PREL_PG_HI21 hiddenvar
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// CHECK: R_AARCH64_LDST32_ABS_LO12_NC hiddenvar
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.globl get_hiddenvaraddr
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.type get_hiddenvaraddr,@function
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get_hiddenvaraddr: // @get_hiddenvaraddr
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.cfi_startproc
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// BB#0:
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adrp x0, hiddenvar
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add x0, x0, #:lo12:hiddenvar
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ret
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.Ltmp3:
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.size get_hiddenvaraddr, .Ltmp3-get_hiddenvaraddr
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.cfi_endproc
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// CHECK: R_AARCH64_ADR_PREL_PG_HI21 hiddenvar
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// CHECK: R_AARCH64_ADD_ABS_LO12_NC hiddenvar
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.globl get_func
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.type get_func,@function
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get_func: // @get_func
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.cfi_startproc
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// BB#0:
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adrp x0, :got:get_func
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ldr x0, [x0, #:got_lo12:get_func]
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ret
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.Ltmp4:
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.size get_func, .Ltmp4-get_func
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.cfi_endproc
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// Particularly important that the ADRP gets a relocation, LLVM tends to think
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// it can relax it because it knows where get_func is. It can't!
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// CHECK: R_AARCH64_ADR_GOT_PAGE get_func
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// CHECK: R_AARCH64_LD64_GOT_LO12_NC get_func
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.type var,@object // @var
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.bss
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.globl var
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.align 2
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var:
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.word 0 // 0x0
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.size var, 4
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.hidden hiddenvar // @hiddenvar
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.type hiddenvar,@object
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.globl hiddenvar
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.align 2
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hiddenvar:
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.word 0 // 0x0
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.size hiddenvar, 4
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