102 lines
5.2 KiB
ArmAsm
102 lines
5.2 KiB
ArmAsm
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// Test the bits of .eh_frame on mips that are already implemented correctly.
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips-unknown-linux-gnu
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS32 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF32,DWARF32_ABS %s
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mipsel-unknown-linux-gnu
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS32 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF32,DWARF32_ABS %s
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64-unknown-linux-gnu
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS64 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_ABS %s
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64el-unknown-linux-gnu
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS64 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_ABS %s
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/// Check that position-indenpendent code use PC-relative relocations:
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips-unknown-linux-gnu --position-independent
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC32 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF32,DWARF32_PIC %s
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mipsel-unknown-linux-gnu --position-independent
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC32 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF32,DWARF32_PIC %s
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64-unknown-linux-gnu --position-independent
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC64 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_PIC %s
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64el-unknown-linux-gnu --position-independent
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,PIC64 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_PIC %s
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/// However using the large code model forces R_MIPS_64 since there is no R_MIPS_PC64 relocation:
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64-unknown-linux-gnu --position-independent --large-code-model
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS64 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_ABS %s
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// RUN: llvm-mc -filetype=obj %s -o %t.o -triple mips64el-unknown-linux-gnu --position-independent --large-code-model
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// RUN: llvm-readobj -r %t.o | FileCheck --check-prefixes=RELOCS,ABS64 %s
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// RUN: llvm-dwarfdump -eh-frame %t.o | FileCheck --check-prefixes=DWARF64,DWARF64_ABS %s
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func:
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.cfi_startproc
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.cfi_endproc
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// RELOCS: Relocations [
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// RELOCS: Section ({{.+}}) .rel{{a?}}.eh_frame {
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// ABS32-NEXT: R_MIPS_32
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// ABS64-NEXT: R_MIPS_64/R_MIPS_NONE/R_MIPS_NONE
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// PIC32-NEXT: R_MIPS_PC32
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// PIC64-NEXT: R_MIPS_PC32/R_MIPS_NONE/R_MIPS_NONE
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// RELOCS-NEXT: }
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// DWARF32: 00000000 00000010 00000000 CIE
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// DWARF32-NEXT: Format: DWARF32
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// DWARF32-NEXT: Version: 1
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// DWARF32-NEXT: Augmentation: "zR"
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// DWARF32-NEXT: Code alignment factor: 1
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// DWARF32-NEXT: Data alignment factor: -4
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// DWARF32-NEXT: Return address column: 31
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// DWARF32_ABS-NEXT: Augmentation data: 0B
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// ^^ fde pointer encoding: DW_EH_PE_sdata4
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// DWARF32_PIC-NEXT: Augmentation data: 1B
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// ^^ fde pointer encoding: DW_EH_PE_pcrel | DW_EH_PE_sdata4
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// DWARF32-EMPTY:
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// DWARF32-NEXT: DW_CFA_def_cfa_register: SP_64
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//
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// DWARF32_ABS: 00000014 00000010 00000018 FDE cie=00000000 pc=00000000...00000000
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// DWARF32_PIC: 00000014 00000010 00000018 FDE cie=00000000 pc=0000001c...0000001c
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// DWARF32-NEXT: Format: DWARF32
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// DWARF32-NEXT: DW_CFA_nop:
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// DWARF32-NEXT: DW_CFA_nop:
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// DWARF32-NEXT: DW_CFA_nop:
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// DWARF64: 00000000 00000010 00000000 CIE
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// DWARF64-NEXT: Format: DWARF32
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// DWARF64-NEXT: Version: 1
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// DWARF64-NEXT: Augmentation: "zR"
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// DWARF64-NEXT: Code alignment factor: 1
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// DWARF64-NEXT: Data alignment factor: -8
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// ^^ GAS uses -4. Should be ok as long as
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// all offsets we need are a multiple of 8.
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// DWARF64-NEXT: Return address column: 31
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// DWARF64_ABS-NEXT: Augmentation data: 0C
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// ^^ fde pointer encoding: DW_EH_PE_sdata8
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// DWARF64_PIC: Augmentation data: 1B
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// ^^ fde pointer encoding: DW_EH_PE_pcrel | DW_EH_PE_sdata4
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// DWARF64-EMPTY:
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// DWARF64-NEXT: DW_CFA_def_cfa_register: SP_64
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// DWARF64_PIC-NEXT: DW_CFA_nop:
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//
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// DWARF64_ABS: 00000014 00000018 00000018 FDE cie=00000000 pc=00000000...00000000
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// DWARF64_PIC: 00000014 00000010 00000018 FDE cie=00000000 pc=00000000...00000000
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// DWARF64-NEXT: Format: DWARF32
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// DWARF64-NEXT: DW_CFA_nop:
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// DWARF64-NEXT: DW_CFA_nop:
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// DWARF64-NEXT: DW_CFA_nop:
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