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TheRock/compiler/amd-llvm/llvm/test/CodeGen/PowerPC/aix-ifunc-obj.ll
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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

90 lines
3.2 KiB
LLVM

; RUN: llc -mtriple=powerpc64-ibm-aix-xcoff --code-model=small %s --filetype=obj -o %t.o
; RUN: llvm-objdump -D -r --symbol-description %t.o | FileCheck %s --check-prefixes=CHECK,CHECK-NO-FS
; RUN: llc -mtriple=powerpc64-ibm-aix-xcoff --code-model=small %s --function-sections --filetype=obj -o %t.o
; RUN: llvm-objdump -D -r --symbol-description %t.o | FileCheck %s --check-prefixes=CHECK,CHECK-FS
; RUN: llc -mtriple=powerpc64-ibm-aix-xcoff --function-sections --code-model=large --filetype=obj %s -o %t.o
; RUN: llvm-objdump -D -r --symbol-description %t.o | FileCheck %s --check-prefixes=CHECK-LARGE,CHECK-LARGE-FS
; RUN: llc -mtriple=powerpc64-ibm-aix-xcoff --code-model=large --filetype=obj %s -o %t.o
; RUN: llvm-objdump -D -r --symbol-description %t.o | FileCheck %s --check-prefixes=CHECK-LARGE
; CHECK: Disassembly of section .text:
;;;; R_REF relocations associating .foo to (1) the __init_ifuncs constructor
;;;; and (2) the __update_foo variable.
; CHECK-NO-FS: 0000000000000000: R_REF {{.*}} __ifunc_sec[RW]
; CHECK-NO-FS-NEXT: 0000000000000000: R_REF {{.*}} .__init_ifuncs[PR]
;;;; .foo ifunc stub
; CHECK-NO-FS: .foo:
; CHECK-NO-FS-NEXT: ld 12, 8(2)
; CHECK-NO-FS-NEXT: R_TOC {{.*}} foo[TC]
; CHECK-NO-FS-NEXT: ld 11, 16(12)
; CHECK-NO-FS-NEXT: ld 12, 0(12)
; CHECK-NO-FS-NEXT: mtctr 12
; CHECK-NO-FS-NEXT: bctr
; CHECK-FS: .foo[PR]:
; CHECK-FS-NEXT: ld 12, 8(2)
; CHECK-FS-NEXT: R_REF {{.*}} __ifunc_sec[RW]
; CHECK-FS-NEXT: R_REF {{.*}} .__init_ifuncs[PR]
; CHECK-FS-NEXT: R_TOC {{.*}} foo[TC]
; CHECK-FS-NEXT: ld 11, 16(12)
; CHECK-FS-NEXT: ld 12, 0(12)
; CHECK-FS-NEXT: mtctr 12
; CHECK-FS-NEXT: bctr
; CHECK-LARGE: {{\.foo|\.foo\[PR\]}}:
; CHECK-LARGE-NEXT: addis 12, 2, 0
; CHECK-LARGE-FS-NEXT: R_REF {{.*}} __ifunc_sec[RW]
; CHECK-LARGE-FS-NEXT: R_REF {{.*}} .__init_ifuncs[PR]
; CHECK-LARGE-NEXT: R_TOCU {{.*}} foo[TE]
; CHECK-LARGE-NEXT: ld 12, 8(12)
; CHECK-LARGE-NEXT: R_TOCL {{.*}} foo[TE]
; CHECK-LARGE-NEXT: ld 11, 16(12)
; CHECK-LARGE-NEXT: ld 12, 0(12)
; CHECK-LARGE-NEXT: mtctr 12
; CHECK-LARGE-NEXT: bctr
; CHECK: Disassembly of section .data:
;;;; section __ifunc_sec holding the [foo:foo_resolver] pairs
;;;; @__update_foo = private global { ptr, ptr } { ptr @foo, ptr @foo.resolver }, section "__ifunc_sec", align 8
; CHECK: {{.*}} __ifunc_sec[RW]:
; CHECK-NEXT: 00 00 00 00 <unknown>
; CHECK-NEXT: R_POS {{.*}} foo[DS]
; CHECK-NEXT: {{.*}} <unknown>
; CHECK-NEXT: 00 00 00 00 <unknown>
; CHECK-NEXT: R_POS {{.*}} foo.resolver[DS]
;;;; A function descriptor for foo
; CHECK: {{.*}} foo[DS]:
; CHECK-NEXT: 00 00 00 00 <unknown>
; CHECK-NEXT: R_POS {{.*}} .foo
; CHECK-NEXT: {{.*}} <unknown>
; CHECK-NEXT: 00 00 00 00 <unknown>
; CHECK-NEXT: R_POS {{.*}} TOC[TC0]
;;;; foo's TOC
; CHECK: {{.*}} foo[TC]:
; CHECK-NEXT: 00 00 00 00 <unknown>
; CHECK-NEXT: R_POS {{.*}} foo[DS]
; CHECK-NEXT: {{.*}} <unknown>
; CHECK-LARGE: {{.*}} foo[TE]:
; CHECK-LARGE-NEXT: <unknown>
; CHECK-LARGE-NEXT: R_POS {{.*}} foo[DS]
; CHECK-LARGE-NEXT: <unknown>
@foo = ifunc i32 (...), ptr @foo.resolver
define hidden i32 @my_foo() {
entry:
ret i32 4
}
define internal ptr @foo.resolver() {
entry:
ret ptr @my_foo
}