PTX: support for bitwise operations on predicates

- selection of bitwise preds (AND, OR, XOR)
- new bitwise.ll test

Patch by Dan Bailey

llvm-svn: 130353

1 files changed, 24 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/PTX/bitwise.ll b/llvm/test/CodeGen/PTX/bitwise.ll
new file mode 100644
index 00000000000..dbc77e53330
--- /dev/null
+++ b/llvm/test/CodeGen/PTX/bitwise.ll
@@ -0,0 +1,24 @@
+; RUN: llc < %s -march=ptx32 | FileCheck %s
+
+; preds
+
+define ptx_device i32 @t1_and_preds(i1 %x, i1 %y) {
+; CHECK: and.pred p0, p1, p2
+  %c = and i1 %x, %y
+  %d = zext i1 %c to i32 
+  ret i32 %d
+}
+
+define ptx_device i32 @t1_or_preds(i1 %x, i1 %y) {
+; CHECK: or.pred p0, p1, p2
+  %a = or i1 %x, %y
+  %b = zext i1 %a to i32 
+  ret i32 %b
+}
+
+define ptx_device i32 @t1_xor_preds(i1 %x, i1 %y) {
+; CHECK: xor.pred p0, p1, p2
+  %a = xor i1 %x, %y
+  %b = zext i1 %a to i32 
+  ret i32 %b
+}