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Diffstat (limited to 'test/CodeGen/MSP430/struct_layout.ll')
-rw-r--r--test/CodeGen/MSP430/struct_layout.ll57
1 files changed, 57 insertions, 0 deletions
diff --git a/test/CodeGen/MSP430/struct_layout.ll b/test/CodeGen/MSP430/struct_layout.ll
new file mode 100644
index 00000000000..60ae9f09b4e
--- /dev/null
+++ b/test/CodeGen/MSP430/struct_layout.ll
@@ -0,0 +1,57 @@
+; RUN: llc < %s | FileCheck %s
+
+target triple = "msp430"
+
+%struct.X = type { i8 }
+
+; CHECK-LABEL: @foo
+; CHECK: sub.w #4, r1
+; CHECK: mov.b #1, 3(r1)
+define void @foo() {
+ %1 = alloca %struct.X
+ %2 = alloca %struct.X
+ %3 = alloca %struct.X
+ %4 = getelementptr inbounds %struct.X, %struct.X* %1, i32 0, i32 0
+ store i8 1, i8* %4
+ %5 = getelementptr inbounds %struct.X, %struct.X* %2, i32 0, i32 0
+ store i8 1, i8* %5
+ %6 = getelementptr inbounds %struct.X, %struct.X* %3, i32 0, i32 0
+ store i8 1, i8* %6
+ ret void
+}
+
+; CHECK-LABEL: @bar
+; CHECK: sub.w #4, r1
+; CHECK: mov.b #1, 3(r1)
+define void @bar() {
+ %1 = alloca [3 x %struct.X]
+ %2 = getelementptr inbounds [3 x %struct.X], [3 x %struct.X]* %1, i16 0, i16 0
+ %3 = getelementptr inbounds %struct.X, %struct.X* %2, i32 0, i32 0
+ store i8 1, i8* %3
+ %4 = getelementptr inbounds [3 x %struct.X], [3 x %struct.X]* %1, i16 0, i16 1
+ %5 = getelementptr inbounds %struct.X, %struct.X* %4, i32 0, i32 0
+ store i8 1, i8* %5
+ %6 = getelementptr inbounds [3 x %struct.X], [3 x %struct.X]* %1, i16 0, i16 2
+ %7 = getelementptr inbounds %struct.X, %struct.X* %6, i32 0, i32 0
+ store i8 1, i8* %7
+ ret void
+}
+
+%struct.Y = type { i8, i16 }
+
+; CHECK-LABEL: @baz
+; CHECK: sub.w #8, r1
+; CHECK: mov.w #2, 6(r1)
+define void @baz() {
+ %1 = alloca %struct.Y, align 2
+ %2 = alloca %struct.Y, align 2
+ %3 = getelementptr inbounds %struct.Y, %struct.Y* %1, i32 0, i32 0
+ store i8 1, i8* %3, align 2
+ %4 = getelementptr inbounds %struct.Y, %struct.Y* %1, i32 0, i32 1
+ store i16 2, i16* %4, align 2
+ %5 = getelementptr inbounds %struct.Y, %struct.Y* %2, i32 0, i32 0
+ store i8 1, i8* %5, align 2
+ %6 = getelementptr inbounds %struct.Y, %struct.Y* %2, i32 0, i32 1
+ store i16 2, i16* %6, align 2
+ ret void
+}