[llvm-branch-commits] [clang] 2ec5973 - Revert "[FPEnv] Teach the IRBuilder about invoke's correct use of the strictfp attribute."

Kevin P. Neal via llvm-branch-commits llvm-branch-commits at lists.llvm.org
Tue Dec 15 10:03:11 PST 2020


Author: Kevin P. Neal
Date: 2020-12-15T12:58:47-05:00
New Revision: 2ec5973fddb07e66ae0df7d0aac2cda55387b0bd

URL: https://github.com/llvm/llvm-project/commit/2ec5973fddb07e66ae0df7d0aac2cda55387b0bd
DIFF: https://github.com/llvm/llvm-project/commit/2ec5973fddb07e66ae0df7d0aac2cda55387b0bd.diff

LOG: Revert "[FPEnv] Teach the IRBuilder about invoke's correct use of the strictfp attribute."

The test is busted on some hosts that aren't the one I'm using.

This reverts commit 67a1ffd88ac08526bb6cfc7b3f607e6668ba1c70.

Added: 
    

Modified: 
    llvm/include/llvm/IR/IRBuilder.h

Removed: 
    clang/test/CodeGen/exceptions-strictfp.c


################################################################################
diff  --git a/clang/test/CodeGen/exceptions-strictfp.c b/clang/test/CodeGen/exceptions-strictfp.c
deleted file mode 100644
index f1c279908e45..000000000000
--- a/clang/test/CodeGen/exceptions-strictfp.c
+++ /dev/null
@@ -1,37 +0,0 @@
-// RUN: %clang_cc1 -triple armv7-apple-unknown -ffp-exception-behavior=strict -fexperimental-strict-floating-point -emit-llvm -o - %s -fexceptions -fsjlj-exceptions -fblocks | FileCheck %s
-
-// Verify strictfp attributes on invoke calls (and therefore also on
-// function definitions).
-
-// rdar://problem/8621849
-void test1() {
-  extern void test1_helper(void (^)(int));
-
-  // CHECK: define arm_aapcscc void @test1() [[STRICTFP0:#[0-9]+]] personality i8* bitcast (i32 (...)* @__gcc_personality_sj0 to i8*)
-
-  __block int x = 10;
-
-  // CHECK: invoke arm_aapcscc void @test1_helper({{.*}}) [[STRICTFP1:#[0-9]+]]
-  test1_helper(^(int v) { x = v; });
-
-  // CHECK:      landingpad { i8*, i32 }
-  // CHECK-NEXT:   cleanup
-}
-
-void test2_helper();
-void test2() {
-  // CHECK: define arm_aapcscc void @test2() [[STRICTFP0]] personality i8* bitcast (i32 (...)* @__gcc_personality_sj0 to i8*) {
-  __block int x = 10;
-  ^{ (void)x; };
-
-  // CHECK: invoke arm_aapcscc void @test2_helper({{.*}}) [[STRICTFP1:#[0-9]+]]
-  test2_helper(5, 6, 7);
-
-  // CHECK:      landingpad { i8*, i32 }
-  // CHECK-NEXT:   cleanup
-}
-void test2_helper(int x, int y) {
-}
-
-// CHECK: attributes [[STRICTFP0]] = { {{.*}}strictfp{{.*}} }
-// CHECK: attributes [[STRICTFP1]] = { strictfp }

diff  --git a/llvm/include/llvm/IR/IRBuilder.h b/llvm/include/llvm/IR/IRBuilder.h
index 6010f1a706a3..c2b3446d159f 100644
--- a/llvm/include/llvm/IR/IRBuilder.h
+++ b/llvm/include/llvm/IR/IRBuilder.h
@@ -301,7 +301,7 @@ class IRBuilderBase {
     }
   }
 
-  void setConstrainedFPCallAttr(CallBase *I) {
+  void setConstrainedFPCallAttr(CallInst *I) {
     I->addAttribute(AttributeList::FunctionIndex, Attribute::StrictFP);
   }
 
@@ -1023,21 +1023,16 @@ class IRBuilderBase {
                            ArrayRef<Value *> Args,
                            ArrayRef<OperandBundleDef> OpBundles,
                            const Twine &Name = "") {
-    InvokeInst *II =
-        InvokeInst::Create(Ty, Callee, NormalDest, UnwindDest, Args, OpBundles);
-    if (IsFPConstrained)
-      setConstrainedFPCallAttr(II);
-    return Insert(II, Name);
+    return Insert(
+        InvokeInst::Create(Ty, Callee, NormalDest, UnwindDest, Args, OpBundles),
+        Name);
   }
   InvokeInst *CreateInvoke(FunctionType *Ty, Value *Callee,
                            BasicBlock *NormalDest, BasicBlock *UnwindDest,
                            ArrayRef<Value *> Args = None,
                            const Twine &Name = "") {
-    InvokeInst *II =
-        InvokeInst::Create(Ty, Callee, NormalDest, UnwindDest, Args);
-    if (IsFPConstrained)
-      setConstrainedFPCallAttr(II);
-    return Insert(II, Name);
+    return Insert(InvokeInst::Create(Ty, Callee, NormalDest, UnwindDest, Args),
+                  Name);
   }
 
   InvokeInst *CreateInvoke(FunctionCallee Callee, BasicBlock *NormalDest,


        


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