diff options
Diffstat (limited to 'test/CodeGen/SystemZ/int-cmp-05.ll')
-rw-r--r-- | test/CodeGen/SystemZ/int-cmp-05.ll | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/int-cmp-05.ll b/test/CodeGen/SystemZ/int-cmp-05.ll index 38cd1a5..d953ebf 100644 --- a/test/CodeGen/SystemZ/int-cmp-05.ll +++ b/test/CodeGen/SystemZ/int-cmp-05.ll @@ -2,6 +2,8 @@ ; ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s +declare i64 @foo() + ; Check signed register comparison. define double @f1(double %a, double %b, i64 %i1, i32 %unext) { ; CHECK: f1: @@ -201,3 +203,90 @@ define double @f14(double %a, double %b, i64 %i1, i64 %base, i64 %index) { %res = select i1 %cond, double %a, double %b ret double %res } + +; Check that comparisons of spilled values can use CGF rather than CGFR. +define i64 @f15(i32 *%ptr0) { +; CHECK: f15: +; CHECK: brasl %r14, foo@PLT +; CHECK: cgf {{%r[0-9]+}}, 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 + + %frob0 = add i32 %val0, 100 + %frob1 = add i32 %val1, 100 + %frob2 = add i32 %val2, 100 + %frob3 = add i32 %val3, 100 + %frob4 = add i32 %val4, 100 + %frob5 = add i32 %val5, 100 + %frob6 = add i32 %val6, 100 + %frob7 = add i32 %val7, 100 + %frob8 = add i32 %val8, 100 + %frob9 = add i32 %val9, 100 + + store i32 %frob0, i32 *%ptr0 + store i32 %frob1, i32 *%ptr1 + store i32 %frob2, i32 *%ptr2 + store i32 %frob3, i32 *%ptr3 + store i32 %frob4, i32 *%ptr4 + store i32 %frob5, i32 *%ptr5 + store i32 %frob6, i32 *%ptr6 + store i32 %frob7, i32 *%ptr7 + store i32 %frob8, i32 *%ptr8 + store i32 %frob9, i32 *%ptr9 + + %ret = call i64 @foo() + + %ext0 = sext i32 %frob0 to i64 + %ext1 = sext i32 %frob1 to i64 + %ext2 = sext i32 %frob2 to i64 + %ext3 = sext i32 %frob3 to i64 + %ext4 = sext i32 %frob4 to i64 + %ext5 = sext i32 %frob5 to i64 + %ext6 = sext i32 %frob6 to i64 + %ext7 = sext i32 %frob7 to i64 + %ext8 = sext i32 %frob8 to i64 + %ext9 = sext i32 %frob9 to i64 + + %cmp0 = icmp slt i64 %ret, %ext0 + %cmp1 = icmp slt i64 %ret, %ext1 + %cmp2 = icmp slt i64 %ret, %ext2 + %cmp3 = icmp slt i64 %ret, %ext3 + %cmp4 = icmp slt i64 %ret, %ext4 + %cmp5 = icmp slt i64 %ret, %ext5 + %cmp6 = icmp slt i64 %ret, %ext6 + %cmp7 = icmp slt i64 %ret, %ext7 + %cmp8 = icmp slt i64 %ret, %ext8 + %cmp9 = icmp slt i64 %ret, %ext9 + + %sel0 = select i1 %cmp0, i64 %ret, i64 0 + %sel1 = select i1 %cmp1, i64 %sel0, i64 1 + %sel2 = select i1 %cmp2, i64 %sel1, i64 2 + %sel3 = select i1 %cmp3, i64 %sel2, i64 3 + %sel4 = select i1 %cmp4, i64 %sel3, i64 4 + %sel5 = select i1 %cmp5, i64 %sel4, i64 5 + %sel6 = select i1 %cmp6, i64 %sel5, i64 6 + %sel7 = select i1 %cmp7, i64 %sel6, i64 7 + %sel8 = select i1 %cmp8, i64 %sel7, i64 8 + %sel9 = select i1 %cmp9, i64 %sel8, i64 9 + + ret i64 %sel9 +} |