LegalOperations = Level >= AfterLegalizeVectorOps;
LegalTypes = Level >= AfterLegalizeTypes;
- // Early exit if this basic block is in an optnone function.
- if (DAG.getMachineFunction().getFunction()->hasFnAttribute(
- Attribute::OptimizeNone))
- return;
-
// Add all the dag nodes to the worklist.
for (SelectionDAG::allnodes_iterator I = DAG.allnodes_begin(),
E = DAG.allnodes_end(); I != E; ++I)
+++ /dev/null
-; RUN: llc < %s -mcpu=corei7 -march=x86-64 -mattr=+sse2 | FileCheck %s
-; Verify that floating-point operations inside 'optnone' functions
-; are not optimized even if unsafe-fp-math is set.
-
-define float @foo(float %x) #0 {
-entry:
- %add = fadd fast float %x, %x
- %add1 = fadd fast float %add, %x
- ret float %add1
-}
-
-; CHECK-LABEL: @foo
-; CHECK-NOT: add
-; CHECK: mul
-; CHECK-NOT: add
-; CHECK: ret
-
-define float @fooWithOptnone(float %x) #1 {
-entry:
- %add = fadd fast float %x, %x
- %add1 = fadd fast float %add, %x
- ret float %add1
-}
-
-; CHECK-LABEL: @fooWithOptnone
-; CHECK-NOT: mul
-; CHECK: add
-; CHECK-NOT: mul
-; CHECK: add
-; CHECK-NOT: mul
-; CHECK: ret
-
-
-attributes #0 = { "unsafe-fp-math"="true" }
-attributes #1 = { noinline optnone "unsafe-fp-math"="true" }