From bd3306aecb3a15e8967143b8cdbbccf2b1b19b74 Mon Sep 17 00:00:00 2001 From: patrick Date: Sat, 14 Jan 2017 19:55:43 +0000 Subject: Import LLVM 3.9.1 including clang and lld. --- gnu/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.cpp | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) (limited to 'gnu/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.cpp') diff --git a/gnu/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.cpp b/gnu/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.cpp index cb2d5a63a19..ce39051b055 100644 --- a/gnu/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.cpp +++ b/gnu/llvm/lib/Target/WebAssembly/WebAssemblySubtarget.cpp @@ -13,9 +13,9 @@ /// //===----------------------------------------------------------------------===// -#include "WebAssemblyInstrInfo.h" -#include "MCTargetDesc/WebAssemblyMCTargetDesc.h" #include "WebAssemblySubtarget.h" +#include "MCTargetDesc/WebAssemblyMCTargetDesc.h" +#include "WebAssemblyInstrInfo.h" #include "llvm/Support/TargetRegistry.h" using namespace llvm; @@ -45,5 +45,11 @@ WebAssemblySubtarget::WebAssemblySubtarget(const Triple &TT, InstrInfo(initializeSubtargetDependencies(FS)), TSInfo(), TLInfo(TM, *this) {} -bool WebAssemblySubtarget::enableMachineScheduler() const { return true; } +bool WebAssemblySubtarget::enableMachineScheduler() const { + // Disable the MachineScheduler for now. Even with ShouldTrackPressure set and + // enableMachineSchedDefaultSched overridden, it appears to have an overall + // negative effect for the kinds of register optimizations we're doing. + return false; +} + bool WebAssemblySubtarget::useAA() const { return true; } -- cgit v1.2.3-59-g8ed1b