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TheRock/compiler/amd-llvm/lld/test/ELF/ppc64-split-stack-adjust-overflow.s
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

65 lines
2.1 KiB
ArmAsm

# 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: not ld.lld %t1.o %t2.o -o /dev/null --defsym __morestack=0x10010000 2>&1 | \
# RUN: FileCheck -check-prefix=OVERFLOW %s
# RUN: not ld.lld %t1.o %t2.o -o /dev/null --defsym __morestack=0x10010000 \
# RUN: -split-stack-adjust-size 4097 2>&1 | FileCheck -check-prefix=OVERFLOW %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
# 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: not ld.lld %t1.o %t2.o -o /dev/null --defsym __morestack=0x10010000 2>&1 | \
# RUN: FileCheck -check-prefix=OVERFLOW %s
# RUN: not ld.lld %t1.o %t2.o -o /dev/null --defsym __morestack=0x10010000 \
# RUN: -split-stack-adjust-size 4097 2>&1 | FileCheck -check-prefix=OVERFLOW %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
# OVERFLOW: error: {{.*}}.o:(function caller: .text+0x8): split-stack prologue adjustment overflows
.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)
addis 12, 1, -32768
addi 12, 12, 4096
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, -32768
# CHECK-NEXT: nop
# CHECK-NEXT: cmpld 7, 12, 0
# CHECK-NEXT: bt- 28, 0x10010204
.section .note.GNU-split-stack,"",@progbits