diff options
Diffstat (limited to 'test/CodeGen/SystemZ/xor-03.ll')
-rw-r--r-- | test/CodeGen/SystemZ/xor-03.ll | 64 |
1 files changed, 55 insertions, 9 deletions
diff --git a/test/CodeGen/SystemZ/xor-03.ll b/test/CodeGen/SystemZ/xor-03.ll index a4851b33090d8..ab7f2584b60d7 100644 --- a/test/CodeGen/SystemZ/xor-03.ll +++ b/test/CodeGen/SystemZ/xor-03.ll @@ -1,10 +1,13 @@ ; Test 64-bit XORs in which the second operand is variable. ; -; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s + +declare i64 @foo() ; Check XGR. define i64 @f1(i64 %a, i64 %b) { -; CHECK: f1: +; CHECK-LABEL: f1: ; CHECK: xgr %r2, %r3 ; CHECK: br %r14 %xor = xor i64 %a, %b @@ -13,7 +16,7 @@ define i64 @f1(i64 %a, i64 %b) { ; Check XG with no displacement. define i64 @f2(i64 %a, i64 *%src) { -; CHECK: f2: +; CHECK-LABEL: f2: ; CHECK: xg %r2, 0(%r3) ; CHECK: br %r14 %b = load i64 *%src @@ -23,7 +26,7 @@ define i64 @f2(i64 %a, i64 *%src) { ; Check the high end of the aligned XG range. define i64 @f3(i64 %a, i64 *%src) { -; CHECK: f3: +; CHECK-LABEL: f3: ; CHECK: xg %r2, 524280(%r3) ; CHECK: br %r14 %ptr = getelementptr i64 *%src, i64 65535 @@ -35,7 +38,7 @@ define i64 @f3(i64 %a, i64 *%src) { ; Check the next doubleword up, which needs separate address logic. ; Other sequences besides this one would be OK. define i64 @f4(i64 %a, i64 *%src) { -; CHECK: f4: +; CHECK-LABEL: f4: ; CHECK: agfi %r3, 524288 ; CHECK: xg %r2, 0(%r3) ; CHECK: br %r14 @@ -47,7 +50,7 @@ define i64 @f4(i64 %a, i64 *%src) { ; Check the high end of the negative aligned XG range. define i64 @f5(i64 %a, i64 *%src) { -; CHECK: f5: +; CHECK-LABEL: f5: ; CHECK: xg %r2, -8(%r3) ; CHECK: br %r14 %ptr = getelementptr i64 *%src, i64 -1 @@ -58,7 +61,7 @@ define i64 @f5(i64 %a, i64 *%src) { ; Check the low end of the XG range. define i64 @f6(i64 %a, i64 *%src) { -; CHECK: f6: +; CHECK-LABEL: f6: ; CHECK: xg %r2, -524288(%r3) ; CHECK: br %r14 %ptr = getelementptr i64 *%src, i64 -65536 @@ -70,7 +73,7 @@ define i64 @f6(i64 %a, i64 *%src) { ; Check the next doubleword down, which needs separate address logic. ; Other sequences besides this one would be OK. define i64 @f7(i64 %a, i64 *%src) { -; CHECK: f7: +; CHECK-LABEL: f7: ; CHECK: agfi %r3, -524296 ; CHECK: xg %r2, 0(%r3) ; CHECK: br %r14 @@ -82,7 +85,7 @@ define i64 @f7(i64 %a, i64 *%src) { ; Check that XG allows an index. define i64 @f8(i64 %a, i64 %src, i64 %index) { -; CHECK: f8: +; CHECK-LABEL: f8: ; CHECK: xg %r2, 524280({{%r4,%r3|%r3,%r4}}) ; CHECK: br %r14 %add1 = add i64 %src, %index @@ -92,3 +95,46 @@ define i64 @f8(i64 %a, i64 %src, i64 %index) { %xor = xor i64 %a, %b ret i64 %xor } + +; Check that XORs of spilled values can use OG rather than OGR. +define i64 @f9(i64 *%ptr0) { +; CHECK-LABEL: f9: +; CHECK: brasl %r14, foo@PLT +; CHECK: xg %r2, 160(%r15) +; CHECK: br %r14 + %ptr1 = getelementptr i64 *%ptr0, i64 2 + %ptr2 = getelementptr i64 *%ptr0, i64 4 + %ptr3 = getelementptr i64 *%ptr0, i64 6 + %ptr4 = getelementptr i64 *%ptr0, i64 8 + %ptr5 = getelementptr i64 *%ptr0, i64 10 + %ptr6 = getelementptr i64 *%ptr0, i64 12 + %ptr7 = getelementptr i64 *%ptr0, i64 14 + %ptr8 = getelementptr i64 *%ptr0, i64 16 + %ptr9 = getelementptr i64 *%ptr0, i64 18 + + %val0 = load i64 *%ptr0 + %val1 = load i64 *%ptr1 + %val2 = load i64 *%ptr2 + %val3 = load i64 *%ptr3 + %val4 = load i64 *%ptr4 + %val5 = load i64 *%ptr5 + %val6 = load i64 *%ptr6 + %val7 = load i64 *%ptr7 + %val8 = load i64 *%ptr8 + %val9 = load i64 *%ptr9 + + %ret = call i64 @foo() + + %xor0 = xor i64 %ret, %val0 + %xor1 = xor i64 %xor0, %val1 + %xor2 = xor i64 %xor1, %val2 + %xor3 = xor i64 %xor2, %val3 + %xor4 = xor i64 %xor3, %val4 + %xor5 = xor i64 %xor4, %val5 + %xor6 = xor i64 %xor5, %val6 + %xor7 = xor i64 %xor6, %val7 + %xor8 = xor i64 %xor7, %val8 + %xor9 = xor i64 %xor8, %val9 + + ret i64 %xor9 +} |