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Diffstat (limited to 'test/CodeGen/SystemZ/int-conv-03.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/int-conv-03.ll | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/test/CodeGen/SystemZ/int-conv-03.ll b/test/CodeGen/SystemZ/int-conv-03.ll deleted file mode 100644 index e621bcd69dee..000000000000 --- a/test/CodeGen/SystemZ/int-conv-03.ll +++ /dev/null @@ -1,199 +0,0 @@ -; Test sign extensions from a byte to an i64. -; -; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s - -; Test register extension, starting with an i32. -define i64 @f1(i32 %a) { -; CHECK-LABEL: f1: -; CHECK: lgbr %r2, %r2 -; CHECK: br %r14 - %byte = trunc i32 %a to i8 - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; ...and again with an i64. -define i64 @f2(i64 %a) { -; CHECK-LABEL: f2: -; CHECK: lgbr %r2, %r2 -; CHECK: br %r14 - %byte = trunc i64 %a to i8 - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; Check LGB with no displacement. -define i64 @f3(i8 *%src) { -; CHECK-LABEL: f3: -; CHECK: lgb %r2, 0(%r2) -; CHECK: br %r14 - %byte = load i8 , i8 *%src - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; Check the high end of the LGB range. -define i64 @f4(i8 *%src) { -; CHECK-LABEL: f4: -; CHECK: lgb %r2, 524287(%r2) -; CHECK: br %r14 - %ptr = getelementptr i8, i8 *%src, i64 524287 - %byte = load i8 , i8 *%ptr - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; Check the next byte up, which needs separate address logic. -; Other sequences besides this one would be OK. -define i64 @f5(i8 *%src) { -; CHECK-LABEL: f5: -; CHECK: agfi %r2, 524288 -; CHECK: lgb %r2, 0(%r2) -; CHECK: br %r14 - %ptr = getelementptr i8, i8 *%src, i64 524288 - %byte = load i8 , i8 *%ptr - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; Check the high end of the negative LGB range. -define i64 @f6(i8 *%src) { -; CHECK-LABEL: f6: -; CHECK: lgb %r2, -1(%r2) -; CHECK: br %r14 - %ptr = getelementptr i8, i8 *%src, i64 -1 - %byte = load i8 , i8 *%ptr - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; Check the low end of the LGB range. -define i64 @f7(i8 *%src) { -; CHECK-LABEL: f7: -; CHECK: lgb %r2, -524288(%r2) -; CHECK: br %r14 - %ptr = getelementptr i8, i8 *%src, i64 -524288 - %byte = load i8 , i8 *%ptr - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; Check the next byte down, which needs separate address logic. -; Other sequences besides this one would be OK. -define i64 @f8(i8 *%src) { -; CHECK-LABEL: f8: -; CHECK: agfi %r2, -524289 -; CHECK: lgb %r2, 0(%r2) -; CHECK: br %r14 - %ptr = getelementptr i8, i8 *%src, i64 -524289 - %byte = load i8 , i8 *%ptr - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; Check that LGB allows an index -define i64 @f9(i64 %src, i64 %index) { -; CHECK-LABEL: f9: -; CHECK: lgb %r2, 524287(%r3,%r2) -; CHECK: br %r14 - %add1 = add i64 %src, %index - %add2 = add i64 %add1, 524287 - %ptr = inttoptr i64 %add2 to i8 * - %byte = load i8 , i8 *%ptr - %ext = sext i8 %byte to i64 - ret i64 %ext -} - -; Test a case where we spill the source of at least one LGBR. We want -; to use LGB if possible. -define void @f10(i64 *%ptr) { -; CHECK-LABEL: f10: -; CHECK: lgb {{%r[0-9]+}}, 167(%r15) -; CHECK: br %r14 - %val0 = load volatile i64 , i64 *%ptr - %val1 = load volatile i64 , i64 *%ptr - %val2 = load volatile i64 , i64 *%ptr - %val3 = load volatile i64 , i64 *%ptr - %val4 = load volatile i64 , i64 *%ptr - %val5 = load volatile i64 , i64 *%ptr - %val6 = load volatile i64 , i64 *%ptr - %val7 = load volatile i64 , i64 *%ptr - %val8 = load volatile i64 , i64 *%ptr - %val9 = load volatile i64 , i64 *%ptr - %val10 = load volatile i64 , i64 *%ptr - %val11 = load volatile i64 , i64 *%ptr - %val12 = load volatile i64 , i64 *%ptr - %val13 = load volatile i64 , i64 *%ptr - %val14 = load volatile i64 , i64 *%ptr - %val15 = load volatile i64 , i64 *%ptr - - %trunc0 = trunc i64 %val0 to i8 - %trunc1 = trunc i64 %val1 to i8 - %trunc2 = trunc i64 %val2 to i8 - %trunc3 = trunc i64 %val3 to i8 - %trunc4 = trunc i64 %val4 to i8 - %trunc5 = trunc i64 %val5 to i8 - %trunc6 = trunc i64 %val6 to i8 - %trunc7 = trunc i64 %val7 to i8 - %trunc8 = trunc i64 %val8 to i8 - %trunc9 = trunc i64 %val9 to i8 - %trunc10 = trunc i64 %val10 to i8 - %trunc11 = trunc i64 %val11 to i8 - %trunc12 = trunc i64 %val12 to i8 - %trunc13 = trunc i64 %val13 to i8 - %trunc14 = trunc i64 %val14 to i8 - %trunc15 = trunc i64 %val15 to i8 - - %ext0 = sext i8 %trunc0 to i64 - %ext1 = sext i8 %trunc1 to i64 - %ext2 = sext i8 %trunc2 to i64 - %ext3 = sext i8 %trunc3 to i64 - %ext4 = sext i8 %trunc4 to i64 - %ext5 = sext i8 %trunc5 to i64 - %ext6 = sext i8 %trunc6 to i64 - %ext7 = sext i8 %trunc7 to i64 - %ext8 = sext i8 %trunc8 to i64 - %ext9 = sext i8 %trunc9 to i64 - %ext10 = sext i8 %trunc10 to i64 - %ext11 = sext i8 %trunc11 to i64 - %ext12 = sext i8 %trunc12 to i64 - %ext13 = sext i8 %trunc13 to i64 - %ext14 = sext i8 %trunc14 to i64 - %ext15 = sext i8 %trunc15 to i64 - - store volatile i64 %val0, i64 *%ptr - store volatile i64 %val1, i64 *%ptr - store volatile i64 %val2, i64 *%ptr - store volatile i64 %val3, i64 *%ptr - store volatile i64 %val4, i64 *%ptr - store volatile i64 %val5, i64 *%ptr - store volatile i64 %val6, i64 *%ptr - store volatile i64 %val7, i64 *%ptr - store volatile i64 %val8, i64 *%ptr - store volatile i64 %val9, i64 *%ptr - store volatile i64 %val10, i64 *%ptr - store volatile i64 %val11, i64 *%ptr - store volatile i64 %val12, i64 *%ptr - store volatile i64 %val13, i64 *%ptr - store volatile i64 %val14, i64 *%ptr - store volatile i64 %val15, i64 *%ptr - - store volatile i64 %ext0, i64 *%ptr - store volatile i64 %ext1, i64 *%ptr - store volatile i64 %ext2, i64 *%ptr - store volatile i64 %ext3, i64 *%ptr - store volatile i64 %ext4, i64 *%ptr - store volatile i64 %ext5, i64 *%ptr - store volatile i64 %ext6, i64 *%ptr - store volatile i64 %ext7, i64 *%ptr - store volatile i64 %ext8, i64 *%ptr - store volatile i64 %ext9, i64 *%ptr - store volatile i64 %ext10, i64 *%ptr - store volatile i64 %ext11, i64 *%ptr - store volatile i64 %ext12, i64 *%ptr - store volatile i64 %ext13, i64 *%ptr - store volatile i64 %ext14, i64 *%ptr - store volatile i64 %ext15, i64 *%ptr - - ret void -} |
