[SystemZ] Add unsigned compare-and-branch instructions

For some reason I never got around to adding these at the same time as
the signed versions.  No idea why.

I'm not sure whether this SystemZII::BranchC* stuff is useful, or whether
it should just be replaced with an "is normal" flag.  I'll leave that
for later though.

There are some boundary conditions that can be tweaked, such as preferring
unsigned comparisons for equality with [128, 256), and "<= 255" over "< 256",
but again I'll leave those for a separate patch.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190930 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 22 insertions, 22 deletions

diff --git a/test/CodeGen/SystemZ/cond-store-02.ll b/test/CodeGen/SystemZ/cond-store-02.ll
index e01a8531bc..9e188437a5 100644
--- a/test/CodeGen/SystemZ/cond-store-02.ll
+++ b/test/CodeGen/SystemZ/cond-store-02.ll
@@ -13,7 +13,7 @@ define void @f1(i16 *%ptr, i16 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -29,7 +29,7 @@ define void @f2(i16 *%ptr, i16 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %alt, i16 %orig
   store i16 %res, i16 *%ptr
@@ -46,7 +46,7 @@ define void @f3(i16 *%ptr, i32 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %ext = sext i16 %orig to i32
   %res = select i1 %cond, i32 %ext, i32 %alt
@@ -64,7 +64,7 @@ define void @f4(i16 *%ptr, i32 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %ext = sext i16 %orig to i32
   %res = select i1 %cond, i32 %alt, i32 %ext
@@ -83,7 +83,7 @@ define void @f5(i16 *%ptr, i32 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %ext = zext i16 %orig to i32
   %res = select i1 %cond, i32 %ext, i32 %alt
@@ -101,7 +101,7 @@ define void @f6(i16 *%ptr, i32 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %ext = zext i16 %orig to i32
   %res = select i1 %cond, i32 %alt, i32 %ext
@@ -120,7 +120,7 @@ define void @f7(i16 *%ptr, i64 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %ext = sext i16 %orig to i64
   %res = select i1 %cond, i64 %ext, i64 %alt
@@ -138,7 +138,7 @@ define void @f8(i16 *%ptr, i64 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %ext = sext i16 %orig to i64
   %res = select i1 %cond, i64 %alt, i64 %ext
@@ -157,7 +157,7 @@ define void @f9(i16 *%ptr, i64 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %ext = zext i16 %orig to i64
   %res = select i1 %cond, i64 %ext, i64 %alt
@@ -175,7 +175,7 @@ define void @f10(i16 *%ptr, i64 %alt, i32 %limit) {
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %ext = zext i16 %orig to i64
   %res = select i1 %cond, i64 %alt, i64 %ext
@@ -194,7 +194,7 @@ define void @f11(i16 *%base, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
   %ptr = getelementptr i16 *%base, i64 2047
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -211,7 +211,7 @@ define void @f12(i16 *%base, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
   %ptr = getelementptr i16 *%base, i64 2048
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -228,7 +228,7 @@ define void @f13(i16 *%base, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
   %ptr = getelementptr i16 *%base, i64 262143
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -247,7 +247,7 @@ define void @f14(i16 *%base, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
   %ptr = getelementptr i16 *%base, i64 262144
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -264,7 +264,7 @@ define void @f15(i16 *%base, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
   %ptr = getelementptr i16 *%base, i64 -262144
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -283,7 +283,7 @@ define void @f16(i16 *%base, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: br %r14
   %ptr = getelementptr i16 *%base, i64 -262145
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -302,7 +302,7 @@ define void @f17(i64 %base, i64 %index, i16 %alt, i32 %limit) {
   %add1 = add i64 %base, %index
   %add2 = add i64 %add1, 4096
   %ptr = inttoptr i64 %add2 to i16 *
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -317,7 +317,7 @@ define void @f18(i16 *%ptr, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: sth {{%r[0-5]}}, 0(%r2)
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load volatile i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -332,7 +332,7 @@ define void @f19(i16 *%ptr, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: sth %r3, 0(%r2)
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store volatile i16 %res, i16 *%ptr
@@ -352,7 +352,7 @@ define void @f20(i16 *%ptr, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: sth {{%r[0-9]+}},
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load atomic i16 *%ptr unordered, align 2
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr
@@ -368,7 +368,7 @@ define void @f21(i16 *%ptr, i16 %alt, i32 %limit) {
 ; CHECK: [[LABEL]]:
 ; CHECK: cs {{%r[0-9]+}},
 ; CHECK: br %r14
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store atomic i16 %res, i16 *%ptr unordered, align 2
@@ -388,7 +388,7 @@ define void @f22(i16 %alt, i32 %limit) {
 ; CHECK: br %r14
   %ptr = alloca i16
   call void @foo(i16 *%ptr)
-  %cond = icmp ult i32 %limit, 42
+  %cond = icmp ult i32 %limit, 420
   %orig = load i16 *%ptr
   %res = select i1 %cond, i16 %orig, i16 %alt
   store i16 %res, i16 *%ptr