Add SPARC v9 support for select on 64-bit compares.
This requires v9 cmov instructions using the %xcc flags instead of the
%icc flags.
Still missing:
- Select floats on %xcc flags.
- Select i64 on %fcc flags.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178737 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/SPARC/64cond.ll b/test/CodeGen/SPARC/64cond.ll
index 694909f..6e66a26 100644
--- a/test/CodeGen/SPARC/64cond.ll
+++ b/test/CodeGen/SPARC/64cond.ll
@@ -32,3 +32,25 @@
if.end:
ret void
}
+
+; CHECK: selecti32_xcc
+; CHECK: subcc %i0, %i1
+; CHECK: movg %xcc, %i2, %i3
+; CHECK: or %g0, %i3, %i0
+define i32 @selecti32_xcc(i64 %x, i64 %y, i32 %a, i32 %b) {
+entry:
+ %tobool = icmp sgt i64 %x, %y
+ %rv = select i1 %tobool, i32 %a, i32 %b
+ ret i32 %rv
+}
+
+; CHECK: selecti64_xcc
+; CHECK: subcc %i0, %i1
+; CHECK: movg %xcc, %i2, %i3
+; CHECK: or %g0, %i3, %i0
+define i64 @selecti64_xcc(i64 %x, i64 %y, i64 %a, i64 %b) {
+entry:
+ %tobool = icmp sgt i64 %x, %y
+ %rv = select i1 %tobool, i64 %a, i64 %b
+ ret i64 %rv
+}