[llvm] r271776 - [X86] Use smaller types to shrink the intrinsic lowering tables by about 12K.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Fri Jun  3 23:32:17 2016
New Revision: 271776

URL: http://llvm.org/viewvc/llvm-project?rev=271776&view=rev
Log:
[X86] Use smaller types to shrink the intrinsic lowering tables by about 12K.

Modified:
    llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h

Modified: llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h?rev=271776&r1=271775&r2=271776&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h (original)
+++ llvm/trunk/lib/Target/X86/X86IntrinsicsInfo.h Fri Jun  3 23:32:17 2016
@@ -19,7 +19,7 @@
 
 namespace llvm {
 
-enum IntrinsicType {
+enum IntrinsicType : uint16_t {
   INTR_NO_TYPE,
   GATHER, SCATTER, PREFETCH, RDSEED, RDRAND, RDPMC, RDTSC, XTEST, ADX, FPCLASS, FPCLASSS,
   INTR_TYPE_1OP, INTR_TYPE_2OP, INTR_TYPE_2OP_IMM8, INTR_TYPE_3OP, INTR_TYPE_4OP,
@@ -40,10 +40,10 @@ enum IntrinsicType {
 
 struct IntrinsicData {
 
-  unsigned      Id;
+  uint16_t      Id;
   IntrinsicType Type;
-  unsigned      Opc0;
-  unsigned      Opc1;
+  uint16_t      Opc0;
+  uint16_t      Opc1;
 
   bool operator<(const IntrinsicData &RHS) const {
     return Id < RHS.Id;
@@ -237,7 +237,7 @@ static const IntrinsicData IntrinsicsWit
 /*
  * Find Intrinsic data by intrinsic ID
  */
-static const IntrinsicData* getIntrinsicWithChain(unsigned IntNo) {
+static const IntrinsicData* getIntrinsicWithChain(uint16_t IntNo) {
 
   IntrinsicData IntrinsicToFind = {IntNo, INTR_NO_TYPE, 0, 0 };
   const IntrinsicData *Data =  std::lower_bound(std::begin(IntrinsicsWithChain),
@@ -2267,7 +2267,7 @@ static const IntrinsicData  IntrinsicsWi
  * Retrieve data for Intrinsic without chain.
  * Return nullptr if intrinsic is not defined in the table.
  */
-static const IntrinsicData* getIntrinsicWithoutChain(unsigned IntNo) {
+static const IntrinsicData* getIntrinsicWithoutChain(uint16_t IntNo) {
   IntrinsicData IntrinsicToFind = { IntNo, INTR_NO_TYPE, 0, 0 };
   const IntrinsicData *Data = std::lower_bound(std::begin(IntrinsicsWithoutChain),
                                                std::end(IntrinsicsWithoutChain),