diff options
Diffstat (limited to 'test/CodeGen/SystemZ/int-add-02.ll')
-rw-r--r-- | test/CodeGen/SystemZ/int-add-02.ll | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/int-add-02.ll b/test/CodeGen/SystemZ/int-add-02.ll index 568ad1c4471..bc434a634a4 100644 --- a/test/CodeGen/SystemZ/int-add-02.ll +++ b/test/CodeGen/SystemZ/int-add-02.ll @@ -2,6 +2,8 @@ ; ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s +declare i32 @foo() + ; Check AR. define i32 @f1(i32 %a, i32 %b) { ; CHECK: f1: @@ -127,3 +129,46 @@ define i32 @f11(i32 %a, i64 %src, i64 %index) { %add = add i32 %a, %b ret i32 %add } + +; Check that additions of spilled values can use A rather than AR. +define i32 @f12(i32 *%ptr0) { +; CHECK: f12: +; CHECK: brasl %r14, foo@PLT +; CHECK: a %r2, 16{{[04]}}(%r15) +; CHECK: br %r14 + %ptr1 = getelementptr i32 *%ptr0, i64 2 + %ptr2 = getelementptr i32 *%ptr0, i64 4 + %ptr3 = getelementptr i32 *%ptr0, i64 6 + %ptr4 = getelementptr i32 *%ptr0, i64 8 + %ptr5 = getelementptr i32 *%ptr0, i64 10 + %ptr6 = getelementptr i32 *%ptr0, i64 12 + %ptr7 = getelementptr i32 *%ptr0, i64 14 + %ptr8 = getelementptr i32 *%ptr0, i64 16 + %ptr9 = getelementptr i32 *%ptr0, i64 18 + + %val0 = load i32 *%ptr0 + %val1 = load i32 *%ptr1 + %val2 = load i32 *%ptr2 + %val3 = load i32 *%ptr3 + %val4 = load i32 *%ptr4 + %val5 = load i32 *%ptr5 + %val6 = load i32 *%ptr6 + %val7 = load i32 *%ptr7 + %val8 = load i32 *%ptr8 + %val9 = load i32 *%ptr9 + + %ret = call i32 @foo() + + %add0 = add i32 %ret, %val0 + %add1 = add i32 %add0, %val1 + %add2 = add i32 %add1, %val2 + %add3 = add i32 %add2, %val3 + %add4 = add i32 %add3, %val4 + %add5 = add i32 %add4, %val5 + %add6 = add i32 %add5, %val6 + %add7 = add i32 %add6, %val7 + %add8 = add i32 %add7, %val8 + %add9 = add i32 %add8, %val9 + + ret i32 %add9 +} |