Add patterns for various extloads

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75930 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 75 insertions, 0 deletions

diff --git a/test/CodeGen/SystemZ/05-MemRegLoads.ll b/test/CodeGen/SystemZ/05-MemRegLoads.ll
new file mode 100644
index 0000000..0dc5920
--- /dev/null
+++ b/test/CodeGen/SystemZ/05-MemRegLoads.ll
@@ -0,0 +1,75 @@
+; RUN: llvm-as < %s | llc -march=systemz | not grep aghi
+; RUN: llvm-as < %s | llc -march=systemz | grep llgf | count 1
+; RUN: llvm-as < %s | llc -march=systemz | grep llgh | count 1
+; RUN: llvm-as < %s | llc -march=systemz | grep llgc | count 1
+; RUN: llvm-as < %s | llc -march=systemz | grep lgf  | count 2
+; RUN: llvm-as < %s | llc -march=systemz | grep lgh  | count 2
+; RUN: llvm-as < %s | llc -march=systemz | grep lgb  | count 1
+
+
+target datalayout = "E-p:64:64:64-i1:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128"
+target triple = "s390x-unknown-linux-gnu"
+
+define zeroext i64 @foo1(i64* nocapture %a, i64 %idx) nounwind readonly {
+entry:
+	%add.ptr.sum = add i64 %idx, 1		; <i64> [#uses=1]
+	%add.ptr2 = getelementptr i64* %a, i64 %add.ptr.sum		; <i64*> [#uses=1]
+	%tmp3 = load i64* %add.ptr2		; <i64> [#uses=1]
+	ret i64 %tmp3
+}
+
+define zeroext i32 @foo2(i32* nocapture %a, i64 %idx) nounwind readonly {
+entry:
+	%add.ptr.sum = add i64 %idx, 1		; <i64> [#uses=1]
+	%add.ptr2 = getelementptr i32* %a, i64 %add.ptr.sum		; <i32*> [#uses=1]
+	%tmp3 = load i32* %add.ptr2		; <i32> [#uses=1]
+	ret i32 %tmp3
+}
+
+define zeroext i16 @foo3(i16* nocapture %a, i64 %idx) nounwind readonly {
+entry:
+	%add.ptr.sum = add i64 %idx, 1		; <i64> [#uses=1]
+	%add.ptr2 = getelementptr i16* %a, i64 %add.ptr.sum		; <i16*> [#uses=1]
+	%tmp3 = load i16* %add.ptr2		; <i16> [#uses=1]
+	ret i16 %tmp3
+}
+
+define zeroext i8 @foo4(i8* nocapture %a, i64 %idx) nounwind readonly {
+entry:
+	%add.ptr.sum = add i64 %idx, 1		; <i64> [#uses=1]
+	%add.ptr2 = getelementptr i8* %a, i64 %add.ptr.sum		; <i8*> [#uses=1]
+	%tmp3 = load i8* %add.ptr2		; <i8> [#uses=1]
+	ret i8 %tmp3
+}
+
+define signext i64 @foo5(i64* nocapture %a, i64 %idx) nounwind readonly {
+entry:
+	%add.ptr.sum = add i64 %idx, 1		; <i64> [#uses=1]
+	%add.ptr2 = getelementptr i64* %a, i64 %add.ptr.sum		; <i64*> [#uses=1]
+	%tmp3 = load i64* %add.ptr2		; <i64> [#uses=1]
+	ret i64 %tmp3
+}
+
+define signext i32 @foo6(i32* nocapture %a, i64 %idx) nounwind readonly {
+entry:
+	%add.ptr.sum = add i64 %idx, 1		; <i64> [#uses=1]
+	%add.ptr2 = getelementptr i32* %a, i64 %add.ptr.sum		; <i32*> [#uses=1]
+	%tmp3 = load i32* %add.ptr2		; <i32> [#uses=1]
+	ret i32 %tmp3
+}
+
+define signext i16 @foo7(i16* nocapture %a, i64 %idx) nounwind readonly {
+entry:
+	%add.ptr.sum = add i64 %idx, 1		; <i64> [#uses=1]
+	%add.ptr2 = getelementptr i16* %a, i64 %add.ptr.sum		; <i16*> [#uses=1]
+	%tmp3 = load i16* %add.ptr2		; <i16> [#uses=1]
+	ret i16 %tmp3
+}
+
+define signext i8 @foo8(i8* nocapture %a, i64 %idx) nounwind readonly {
+entry:
+	%add.ptr.sum = add i64 %idx, 1		; <i64> [#uses=1]
+	%add.ptr2 = getelementptr i8* %a, i64 %add.ptr.sum		; <i8*> [#uses=1]
+	%tmp3 = load i8* %add.ptr2		; <i8> [#uses=1]
+	ret i8 %tmp3
+}