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Diffstat (limited to 'test/CodeGen/SystemZ/bswap-04.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/bswap-04.ll | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/test/CodeGen/SystemZ/bswap-04.ll b/test/CodeGen/SystemZ/bswap-04.ll deleted file mode 100644 index ce4395210f1f..000000000000 --- a/test/CodeGen/SystemZ/bswap-04.ll +++ /dev/null @@ -1,99 +0,0 @@ -; Test 32-bit byteswaps from registers to memory. -; -; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s - -declare i32 @llvm.bswap.i32(i32 %a) - -; Check STRV with no displacement. -define void @f1(i32 *%dst, i32 %a) { -; CHECK-LABEL: f1: -; CHECK: strv %r3, 0(%r2) -; CHECK: br %r14 - %swapped = call i32 @llvm.bswap.i32(i32 %a) - store i32 %swapped, i32 *%dst - ret void -} - -; Check the high end of the aligned STRV range. -define void @f2(i32 *%dst, i32 %a) { -; CHECK-LABEL: f2: -; CHECK: strv %r3, 524284(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%dst, i64 131071 - %swapped = call i32 @llvm.bswap.i32(i32 %a) - store i32 %swapped, i32 *%ptr - ret void -} - -; Check the next word up, which needs separate address logic. -; Other sequences besides this one would be OK. -define void @f3(i32 *%dst, i32 %a) { -; CHECK-LABEL: f3: -; CHECK: agfi %r2, 524288 -; CHECK: strv %r3, 0(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%dst, i64 131072 - %swapped = call i32 @llvm.bswap.i32(i32 %a) - store i32 %swapped, i32 *%ptr - ret void -} - -; Check the high end of the negative aligned STRV range. -define void @f4(i32 *%dst, i32 %a) { -; CHECK-LABEL: f4: -; CHECK: strv %r3, -4(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%dst, i64 -1 - %swapped = call i32 @llvm.bswap.i32(i32 %a) - store i32 %swapped, i32 *%ptr - ret void -} - -; Check the low end of the STRV range. -define void @f5(i32 *%dst, i32 %a) { -; CHECK-LABEL: f5: -; CHECK: strv %r3, -524288(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%dst, i64 -131072 - %swapped = call i32 @llvm.bswap.i32(i32 %a) - store i32 %swapped, i32 *%ptr - ret void -} - -; Check the next word down, which needs separate address logic. -; Other sequences besides this one would be OK. -define void @f6(i32 *%dst, i32 %a) { -; CHECK-LABEL: f6: -; CHECK: agfi %r2, -524292 -; CHECK: strv %r3, 0(%r2) -; CHECK: br %r14 - %ptr = getelementptr i32, i32 *%dst, i64 -131073 - %swapped = call i32 @llvm.bswap.i32(i32 %a) - store i32 %swapped, i32 *%ptr - ret void -} - -; Check that STRV allows an index. -define void @f7(i64 %src, i64 %index, i32 %a) { -; CHECK-LABEL: f7: -; CHECK: strv %r4, 524287({{%r3,%r2|%r2,%r3}}) -; CHECK: br %r14 - %add1 = add i64 %src, %index - %add2 = add i64 %add1, 524287 - %ptr = inttoptr i64 %add2 to i32 * - %swapped = call i32 @llvm.bswap.i32(i32 %a) - store i32 %swapped, i32 *%ptr - ret void -} - -; Check that volatile stores do not use STRV, which might access the -; storage multple times. -define void @f8(i32 *%dst, i32 %a) { -; CHECK-LABEL: f8: -; CHECK: lrvr [[REG:%r[0-5]]], %r3 -; CHECK: st [[REG]], 0(%r2) -; CHECK: br %r14 - %swapped = call i32 @llvm.bswap.i32(i32 %a) - store volatile i32 %swapped, i32 *%dst - ret void -} |
