[PATCH] D63022: [GlobalISel] IRTranslator: Translate the intrinsics ignored by CodeGen

Volkan Keles via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jun 7 12:55:46 PDT 2019


volkan updated this revision to Diff 203602.
volkan added a comment.

Merged the switch cases.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63022/new/

https://reviews.llvm.org/D63022

Files:
  lib/CodeGen/GlobalISel/IRTranslator.cpp
  test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll


Index: test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
===================================================================
--- test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
+++ test/CodeGen/AArch64/GlobalISel/arm64-irtranslator.ll
@@ -2390,3 +2390,30 @@
   %y = call float @llvm.rint.f32(float %x)
   ret float %y
 }
+
+declare void @llvm.assume(i1)
+define void @test_assume(i1 %x) {
+  ; CHECK-LABEL: name:            test_assume
+  ; CHECK-NOT: llvm.assume
+  ; CHECK: RET_ReallyLR
+  call void @llvm.assume(i1 %x)
+  ret void
+}
+
+declare void @llvm.sideeffect()
+define void @test_sideeffect() {
+  ; CHECK-LABEL: name:            test_sideeffect
+  ; CHECK-NOT: llvm.sideeffect
+  ; CHECK: RET_ReallyLR
+  call void @llvm.sideeffect()
+  ret void
+}
+
+declare void @llvm.var.annotation(i8*, i8*, i8*, i32)
+define void @test_var_annotation(i8*, i8*, i8*, i32) {
+  ; CHECK-LABEL: name:            test_var_annotation
+  ; CHECK-NOT: llvm.var.annotation
+  ; CHECK: RET_ReallyLR
+  call void @llvm.var.annotation(i8* %0, i8* %1, i8* %2, i32 %3)
+  ret void
+}
Index: lib/CodeGen/GlobalISel/IRTranslator.cpp
===================================================================
--- lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -1107,6 +1107,10 @@
     return true;
   }
   case Intrinsic::invariant_end:
+  case Intrinsic::assume:
+  case Intrinsic::var_annotation:
+  case Intrinsic::sideeffect:
+    // Discard annotate attributes, assumptions, and artificial side-effects.
     return true;
   }
   return false;


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