[llvm] [SPIRV] Implement support for SPV_KHR_expect_assume (PR #66217)

[Michal Paszkowski via llvm-commits]

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@@ -0,0 +1,15 @@
+; RUN: llc -mtriple=spirv32-unknown-unknown < %s | FileCheck %s
+; RUN: llc -mtriple=spirv64-unknown-unknown < %s | FileCheck %s
+
+; CHECK:      OpCapability ExpectAssumeKHR
+; CHECK-NEXT: OpExtension "SPV_KHR_expect_assume"
+
+declare void @llvm.assume(i1)
+
+; CHECK-DAG:  %9 = OpIEqual %5 %6 %7
+; CHECK-NEXT: OpAssumeTrueKHR %9
+define void @assumeeq(i32 %x, i32 %y) {
+    %cmp = icmp eq i32 %x, %y
+    call void @llvm.assume(i1 %cmp)
+    ret void
+}
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michalpaszkowski wrote:

Please add a new line at the end of file.

https://github.com/llvm/llvm-project/pull/66217