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Diffstat (limited to 'test/CodeGen/SystemZ/int-conv-12.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/int-conv-12.ll | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/test/CodeGen/SystemZ/int-conv-12.ll b/test/CodeGen/SystemZ/int-conv-12.ll deleted file mode 100644 index bedd295782e9..000000000000 --- a/test/CodeGen/SystemZ/int-conv-12.ll +++ /dev/null @@ -1,133 +0,0 @@ -; Test 31-to-64 bit zero extensions. -; -; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s - -; Test register extension, starting with an i64. -define i64 @f1(i64 %a) { -; CHECK-LABEL: f1: -; CHECK: llgtr %r2, %r2 -; CHECK: br %r14 - %ext = and i64 %a, 2147483647 - ret i64 %ext -} - -; Test register extension, starting with an i32. -define i64 @f2(i32 %a) { -; CHECK-LABEL: f2: -; CHECK: llgtr %r2, %r2 -; CHECK: br %r14 - %and = and i32 %a, 2147483647 - %ext = zext i32 %and to i64 - ret i64 %ext -} - -; ... and the other way around. -define i64 @f3(i32 %a) { -; CHECK-LABEL: f3: -; CHECK: llgtr %r2, %r2 -; CHECK: br %r14 - %ext = zext i32 %a to i64 - %and = and i64 %ext, 2147483647 - ret i64 %and -} - -; Check LLGT with no displacement. -define i64 @f4(i32 *%src) { -; CHECK-LABEL: f4: -; CHECK: llgt %r2, 0(%r2) -; CHECK: br %r14 - %word = load i32, i32 *%src - %ext = zext i32 %word to i64 - %and = and i64 %ext, 2147483647 - ret i64 %and -} - -; ... and the other way around. -define i64 @f5(i32 *%src) { -; CHECK-LABEL: f5: -; CHECK: llgt %r2, 0(%r2) -; CHECK: br %r14 - %word = load i32, i32 *%src - %and = and i32 %word, 2147483647 - %ext = zext i32 %and to i64 - ret i64 %ext -} - -; Check the high end of the LLGT range. -define i64 @f6(i32 *%src) { -; CHECK-LABEL: f6: -; CHECK: llgt %r2, 524284(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%src, i64 131071 - %word = load i32 , i32 *%ptr - %ext = zext i32 %word to i64 - %and = and i64 %ext, 2147483647 - ret i64 %and -} - -; Check the next word up, which needs separate address logic. -; Other sequences besides this one would be OK. -define i64 @f7(i32 *%src) { -; CHECK-LABEL: f7: -; CHECK: agfi %r2, 524288 -; CHECK: llgt %r2, 0(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%src, i64 131072 - %word = load i32 , i32 *%ptr - %ext = zext i32 %word to i64 - %and = and i64 %ext, 2147483647 - ret i64 %and -} - -; Check the high end of the negative LLGT range. -define i64 @f8(i32 *%src) { -; CHECK-LABEL: f8: -; CHECK: llgt %r2, -4(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%src, i64 -1 - %word = load i32 , i32 *%ptr - %ext = zext i32 %word to i64 - %and = and i64 %ext, 2147483647 - ret i64 %and -} - -; Check the low end of the LLGT range. -define i64 @f9(i32 *%src) { -; CHECK-LABEL: f9: -; CHECK: llgt %r2, -524288(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%src, i64 -131072 - %word = load i32 , i32 *%ptr - %ext = zext i32 %word to i64 - %and = and i64 %ext, 2147483647 - ret i64 %and -} - -; Check the next word down, which needs separate address logic. -; Other sequences besides this one would be OK. -define i64 @f10(i32 *%src) { -; CHECK-LABEL: f10: -; CHECK: agfi %r2, -524292 -; CHECK: llgt %r2, 0(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%src, i64 -131073 - %word = load i32 , i32 *%ptr - %ext = zext i32 %word to i64 - %and = and i64 %ext, 2147483647 - ret i64 %and -} - -; Check that LLGT allows an index. -define i64 @f11(i64 %src, i64 %index) { -; CHECK-LABEL: f11: -; CHECK: llgt %r2, 524287(%r3,%r2) -; CHECK: br %r14 - %add1 = add i64 %src, %index - %add2 = add i64 %add1, 524287 - %ptr = inttoptr i64 %add2 to i32 * - %word = load i32 , i32 *%ptr - %ext = zext i32 %word to i64 - %and = and i64 %ext, 2147483647 - ret i64 %and -} - |
