llvm-6502/test/CodeGen/SPARC/2011-01-22-SRet.ll
Venkatraman Govindaraju dd48226b15 Sparc: Perform leaf procedure optimization by default
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183083 91177308-0d34-0410-b5e6-96231b3b80d8
2013-06-02 02:24:27 +00:00

37 lines
1.1 KiB
LLVM

;RUN: llc -march=sparc < %s | FileCheck %s
%struct.foo_t = type { i32, i32, i32 }
define weak void @make_foo(%struct.foo_t* noalias sret %agg.result, i32 %a, i32 %b, i32 %c) nounwind {
entry:
;CHECK: make_foo
;CHECK: ld [%sp+64], {{.+}}
;CHECK: jmp %o7+12
%0 = getelementptr inbounds %struct.foo_t* %agg.result, i32 0, i32 0
store i32 %a, i32* %0, align 4
%1 = getelementptr inbounds %struct.foo_t* %agg.result, i32 0, i32 1
store i32 %b, i32* %1, align 4
%2 = getelementptr inbounds %struct.foo_t* %agg.result, i32 0, i32 2
store i32 %c, i32* %2, align 4
ret void
}
define i32 @test() nounwind {
entry:
;CHECK: test
;CHECK: st {{.+}}, [%sp+64]
;CHECK: make_foo
;CHECK: unimp 12
%f = alloca %struct.foo_t, align 8
call void @make_foo(%struct.foo_t* noalias sret %f, i32 10, i32 20, i32 30) nounwind
%0 = getelementptr inbounds %struct.foo_t* %f, i32 0, i32 0
%1 = load i32* %0, align 8
%2 = getelementptr inbounds %struct.foo_t* %f, i32 0, i32 1
%3 = load i32* %2, align 4
%4 = getelementptr inbounds %struct.foo_t* %f, i32 0, i32 2
%5 = load i32* %4, align 8
%6 = add nsw i32 %3, %1
%7 = add nsw i32 %6, %5
ret i32 %7
}