| # REQUIRES: ppc |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %s -o %t1.o |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %p/Inputs/ppc64-no-split-stack.s -o %t2.o |
| |
| # RUN: ld.lld %t1.o %t2.o -o %t --defsym __morestack=0x10010000 -split-stack-adjust-size 32768 |
| # RUN: llvm-objdump -d %t | FileCheck %s |
| # RUN: ld.lld %t1.o %t2.o -o %t --defsym __morestack=0x10010000 -split-stack-adjust-size 4096 |
| # RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=SMALL |
| # RUN: ld.lld %t1.o %t2.o -o %t --defsym __morestack=0x10010000 -split-stack-adjust-size 0 |
| # RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=ZERO |
| # RUN: not ld.lld %t1.o %t2.o -o /dev/null -split-stack-adjust-size -1 2>&1 | FileCheck %s -check-prefix=ERR |
| # ERR: error: --split-stack-adjust-size: size must be >= 0 |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t1.o |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %p/Inputs/ppc64-no-split-stack.s -o %t2.o |
| |
| # RUN: ld.lld %t1.o %t2.o -o %t --defsym __morestack=0x10010000 -split-stack-adjust-size 32768 |
| # RUN: llvm-objdump -d %t | FileCheck %s |
| # RUN: ld.lld %t1.o %t2.o -o %t --defsym __morestack=0x10010000 -split-stack-adjust-size 4096 |
| # RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=SMALL |
| # RUN: ld.lld %t1.o %t2.o -o %t --defsym __morestack=0x10010000 -split-stack-adjust-size 0 |
| # RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=ZERO |
| .p2align 2 |
| .global caller |
| .type caller, @function |
| caller: |
| .Lcaller_gep: |
| addis 2, 12, .TOC.-.Lcaller_gep@ha |
| addi 2, 2, .TOC.-.Lcaller_gep@l |
| .localentry caller, .-caller |
| ld 0, -0x7040(13) |
| addi 12, 1, -32 |
| nop |
| cmpld 7, 12, 0 |
| blt- 7, .Lcaller_alloc_more |
| .Lcaller_body: |
| mflr 0 |
| std 0, 16(1) |
| stdu 1, -32(1) |
| bl nss_callee |
| addi 1, 1, 32 |
| ld 0, 16(1) |
| mtlr 0 |
| blr |
| .Lcaller_alloc_more: |
| mflr 0 |
| std 0, 16(1) |
| bl __morestack |
| ld 0, 16(1) |
| mtlr 0 |
| blr |
| b .Lcaller_body |
| .size caller, .-caller |
| |
| # CHECK-LABEL: caller |
| # CHECK: ld 0, -28736(13) |
| # CHECK-NEXT: addis 12, 1, -1 |
| # CHECK-NEXT: addi 12, 12, 32736 |
| # CHECK-NEXT: cmpld 7, 12, 0 |
| # CHECK-NEXT: bt- 28, 0x10010204 |
| |
| # SMALL-LABEL: caller |
| # SMALL: ld 0, -28736(13) |
| # SMALL-NEXT: addi 12, 1, -4128 |
| # SMALL-NEXT: nop |
| # SMALL-NEXT: cmpld 7, 12, 0 |
| # SMALL-NEXT: bt- 28, 0x10010204 |
| |
| # ZERO-LABEL: caller |
| # ZERO: ld 0, -28736(13) |
| # ZERO-NEXT: addi 12, 1, -32 |
| # ZERO-NEXT: nop |
| # ZERO-NEXT: cmpld 7, 12, 0 |
| # ZERO-NEXT: bt- 28, 0x10010204 |
| .p2align 2 |
| .global main |
| .type main, @function |
| main: |
| .Lmain_gep: |
| addis 2,12,.TOC.-.Lmain_gep@ha |
| addi 2,2,.TOC.-.Lmain_gep@l |
| .localentry main,.-main |
| ld 0,-0x7040(13) |
| addi 12,1,-32 |
| nop |
| cmpld 7,12,0 |
| blt- 7, .Lmain_morestack |
| .Lmain_body: |
| mflr 0 |
| std 0, 16(1) |
| stdu 1, -32(1) |
| bl caller |
| addi 1, 1, 32 |
| ld 0, 16(1) |
| mtlr 0 |
| blr |
| .Lmain_morestack: |
| mflr 0 |
| std 0, 16(1) |
| bl __morestack |
| ld 0, 16(1) |
| mtlr 0 |
| blr |
| b .Lmain_body |
| .size main,.-main |
| |
| .section .note.GNU-split-stack,"",@progbits |