llvm-project/llvm/test/CodeGen/PowerPC/2010-03-09-indirect-call.ll
Kai Nacke 427fb35192 [PPC] Opaque pointer migration, part 1.
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, amyk, nikic, PowerPC

Differential Revision: https://reviews.llvm.org/D135470
2022-10-11 17:24:06 +00:00

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770 B
LLVM

; RUN: llc -verify-machineinstrs < %s -mtriple=powerpc-unknown-linux-gnu | FileCheck %s
; ModuleID = 'nn.c'
target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128"
target triple = "powerpc-unknown-linux-gnu"
; Indirect calls must use R3 on powerpc (i.e., R3 must contain the address of
; the function being called; the mtctr is not required to use it).
@p = external global ptr ; <ptr> [#uses=1]
define void @foo() nounwind ssp {
entry:
; CHECK: mtctr 3
; CHECK: bctrl
%0 = load ptr, ptr @p, align 4 ; <ptr> [#uses=1]
call void (...) %0() nounwind
br label %return
return: ; preds = %entry
ret void
}