llvm/test/CodeGen/PowerPC/ppc64-byval-align.ll
Ulrich Weigand 50e72958aa [PowerPC] Fix testcase regression
Use -mcpu to avoid different codegen depending on host platform.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212478 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-07 19:41:54 +00:00

57 lines
1.8 KiB
LLVM

; RUN: llc -O1 < %s -march=ppc64 -mcpu=pwr7 | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
%struct.test = type { i64, [8 x i8] }
%struct.pad = type { [8 x i64] }
@gt = common global %struct.test zeroinitializer, align 16
@gp = common global %struct.pad zeroinitializer, align 8
define signext i32 @callee1(i32 signext %x, %struct.test* byval align 16 nocapture readnone %y, i32 signext %z) {
entry:
ret i32 %z
}
; CHECK-LABEL: @callee1
; CHECK: mr 3, 7
; CHECK: blr
declare signext i32 @test1(i32 signext, %struct.test* byval align 16, i32 signext)
define void @caller1(i32 signext %z) {
entry:
%call = tail call signext i32 @test1(i32 signext 0, %struct.test* byval align 16 @gt, i32 signext %z)
ret void
}
; CHECK-LABEL: @caller1
; CHECK: mr [[REG:[0-9]+]], 3
; CHECK: mr 7, [[REG]]
; CHECK: bl test1
define i64 @callee2(%struct.pad* byval nocapture readnone %x, i32 signext %y, %struct.test* byval align 16 nocapture readonly %z) {
entry:
%x1 = getelementptr inbounds %struct.test* %z, i64 0, i32 0
%0 = load i64* %x1, align 16
ret i64 %0
}
; CHECK-LABEL: @callee2
; CHECK: ld [[REG:[0-9]+]], 128(1)
; CHECK: mr 3, [[REG]]
; CHECK: blr
declare i64 @test2(%struct.pad* byval, i32 signext, %struct.test* byval align 16)
define void @caller2(i64 %z) {
entry:
%tmp = alloca %struct.test, align 16
%.compoundliteral.sroa.0.0..sroa_idx = getelementptr inbounds %struct.test* %tmp, i64 0, i32 0
store i64 %z, i64* %.compoundliteral.sroa.0.0..sroa_idx, align 16
%call = call i64 @test2(%struct.pad* byval @gp, i32 signext 0, %struct.test* byval align 16 %tmp)
ret void
}
; CHECK-LABEL: @caller2
; CHECK: std 3, [[OFF:[0-9]+]](1)
; CHECK: ld [[REG:[0-9]+]], [[OFF]](1)
; CHECK: std [[REG]], 128(1)
; CHECK: bl test2