llvm-project/llvm/test/CodeGen/PowerPC/pcrel-call-linkage-simple.ll
Kai Nacke 5403c59c60 [PPC] Opaque pointer migration, part 2.
The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, nikic

Differential Revision: https://reviews.llvm.org/D135474
2022-10-11 17:24:06 +00:00

69 lines
2.1 KiB
LLVM

; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names < %s \
; RUN: | FileCheck %s --check-prefix=CHECK-S
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names --filetype=obj < %s | \
; RUN: llvm-objdump -dr - | FileCheck %s --check-prefix=CHECK-O
; RUN: llc -verify-machineinstrs -target-abi=elfv2 -mtriple=powerpc64-- \
; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names < %s \
; RUN: | FileCheck %s --check-prefix=CHECK-S
; RUN: llc -verify-machineinstrs -target-abi=elfv2 -mtriple=powerpc64-- \
; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names --filetype=obj < %s | \
; RUN: llvm-objdump -dr - | FileCheck %s --check-prefix=CHECK-O
; CHECK-S-LABEL: caller
; CHECK-S: b callee@notoc
; CHECK-O-LABEL: caller
; CHECK-O: b
; CHECK-O-NEXT: R_PPC64_REL24_NOTOC callee
define dso_local signext i32 @caller() local_unnamed_addr {
entry:
%call = tail call signext i32 @callee()
ret i32 %call
}
declare signext i32 @callee(...) local_unnamed_addr
; Some calls can be considered Extrnal Symbols.
; CHECK-S-LABEL: ExternalSymbol
; CHECK-S: b memcpy@notoc
; CHECK-O-LABEL: ExternalSymbol
; CHECK-O: b
; CHECK-O-NEXT: R_PPC64_REL24_NOTOC memcpy
define dso_local void @ExternalSymbol(ptr nocapture %out, ptr nocapture readonly %in, i64 %num) local_unnamed_addr {
entry:
tail call void @llvm.memcpy.p0.p0.i64(ptr align 1 %out, ptr align 1 %in, i64 %num, i1 false)
ret void
}
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg)
; CHECK-S-LABEL: callerNoTail
; CHECK-S: bl callee@notoc
; CHECK-S-NOT: nop
; CHECK-S: bl callee@notoc
; CHECK-S-NOT: nop
; CHECK-S: blr
; CHECK-O-LABEL: callerNoTail
; CHECK-O: bl
; CHECK-O-NEXT: R_PPC64_REL24_NOTOC callee
; CHECK-O-NOT: nop
; CHECK-O: bl
; CHECK-O-NEXT: R_PPC64_REL24_NOTOC callee
; CHECK-O-NOT: nop
; CHECK-O: blr
define dso_local signext i32 @callerNoTail() local_unnamed_addr {
entry:
%call1 = tail call signext i32 @callee()
%call2 = tail call signext i32 @callee()
%add = add i32 %call1, %call2
ret i32 %add
}