1 files changed, 56 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/ppc64-byval-align.ll b/test/CodeGen/PowerPC/ppc64-byval-align.ll
new file mode 100644
index 0000000..0e73cf2
--- /dev/null
+++ b/test/CodeGen/PowerPC/ppc64-byval-align.ll
@@ -0,0 +1,56 @@
+; 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
+