Refactor VCMP instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116379 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMInstrVFP.td b/lib/Target/ARM/ARMInstrVFP.td
index b74a46713b94cd794672297117c53fe3700ad19c..d18c23c3161525058f23c2120957f2cd3557adc0 100644 (file)
--- a/lib/Target/ARM/ARMInstrVFP.td
+++ b/lib/Target/ARM/ARMInstrVFP.td
@@ -158,6 +158,40 @@ class ADbI_Encode<bits<5> opcod1, bits<2> opcod2, bit op6, bit op4, dag oops,
   let Inst{22}    = Dd{4};
 }
 
+class ADuI_Encode<bits<5> opcod1, bits<2> opcod2, bits<4> opcod3,
+                  bits<2> opcod4, bit opcod5, dag oops, dag iops,
+                  InstrItinClass itin, string opc, string asm,
+                  list<dag> pattern>
+  : ADuI<opcod1, opcod2, opcod3, opcod4, opcod5, oops, iops, itin, opc,
+         asm, pattern> {
+  // Instruction operands.
+  bits<5> Dd;
+  bits<5> Dm;
+
+  // Encode instruction operands.
+  let Inst{3-0}   = Dm{3-0};
+  let Inst{5}     = Dm{4};
+  let Inst{15-12} = Dd{3-0};
+  let Inst{22}    = Dd{4};
+}
+
+class ASuI_Encode<bits<5> opcod1, bits<2> opcod2, bits<4> opcod3,
+                  bits<2> opcod4, bit opcod5, dag oops, dag iops,
+                  InstrItinClass itin, string opc, string asm,
+                  list<dag> pattern>
+  : ASuI<opcod1, opcod2, opcod3, opcod4, opcod5, oops, iops, itin, opc,
+         asm, pattern> {
+  // Instruction operands.
+  bits<5> Sd;
+  bits<5> Sm;
+
+  // Encode instruction operands.
+  let Inst{3-0}   = Sm{4-1};
+  let Inst{5}     = Sm{0};
+  let Inst{15-12} = Sd{4-1};
+  let Inst{22}    = Sd{0};
+}
+
 class ASbI_Encode<bits<5> opcod1, bits<2> opcod2, bit op6, bit op4, dag oops,
                   dag iops, InstrItinClass itin, string opc, string asm,
                   list<dag> pattern>
@@ -194,7 +228,6 @@ class ASbIn_Encode<bits<5> opcod1, bits<2> opcod2, bit op6, bit op4, dag oops,
   let Inst{22}    = Sd{0};
 }
 
-
 //===----------------------------------------------------------------------===//
 // FP Binary Operations.
 //
@@ -255,36 +288,17 @@ def : Pat<(fmul (fneg DPR:$a), (f64 DPR:$b)),
 def : Pat<(fmul (fneg SPR:$a), SPR:$b),
           (VNMULS SPR:$a, SPR:$b)>, Requires<[NoHonorSignDependentRounding]>;
 
-
 // These are encoded as unary instructions.
 let Defs = [FPSCR] in {
-def VCMPED : ADuI<0b11101, 0b11, 0b0100, 0b11, 0, (outs),(ins DPR:$Dd, DPR:$Dm),
-                 IIC_fpCMP64, "vcmpe", ".f64\t$Dd, $Dm",
-                 [(arm_cmpfp DPR:$Dd, (f64 DPR:$Dm))]> {
-  // Instruction operands.
-  bits<5> Dd;
-  bits<5> Dm;
-
-  // Encode instruction operands.
-  let Inst{3-0}   = Dm{3-0};
-  let Inst{5}     = Dm{4};
-  let Inst{15-12} = Dd{3-0};
-  let Inst{22}    = Dd{4};
-}
-
-def VCMPES : ASuI<0b11101, 0b11, 0b0100, 0b11, 0, (outs),(ins SPR:$Sd, SPR:$Sm),
-                 IIC_fpCMP32, "vcmpe", ".f32\t$Sd, $Sm",
-                 [(arm_cmpfp SPR:$Sd, SPR:$Sm)]> {
-  // Instruction operands.
-  bits<5> Sd;
-  bits<5> Sm;
-
-  // Encode instruction operands.
-  let Inst{3-0}   = Sm{4-1};
-  let Inst{5}     = Sm{0};
-  let Inst{15-12} = Sd{4-1};
-  let Inst{22}    = Sd{0};
-}
+def VCMPED : ADuI_Encode<0b11101, 0b11, 0b0100, 0b11, 0,
+                         (outs),(ins DPR:$Dd, DPR:$Dm),
+                         IIC_fpCMP64, "vcmpe", ".f64\t$Dd, $Dm",
+                         [(arm_cmpfp DPR:$Dd, (f64 DPR:$Dm))]>;
+
+def VCMPES : ASuI_Encode<0b11101, 0b11, 0b0100, 0b11, 0,
+                         (outs),(ins SPR:$Sd, SPR:$Sm),
+                         IIC_fpCMP32, "vcmpe", ".f32\t$Sd, $Sm",
+                         [(arm_cmpfp SPR:$Sd, SPR:$Sm)]>;
 
 def VCMPD  : ADuI<0b11101, 0b11, 0b0100, 0b01, 0, (outs), (ins DPR:$a, DPR:$b),
                  IIC_fpCMP64, "vcmp", ".f64\t$a, $b",

diff --git a/test/MC/ARM/simple-fp-encoding.ll b/test/MC/ARM/simple-fp-encoding.ll
index cf59d5bb6762269f22156feee8972a01c867f6d4..bbd2e1e4c3dbdab0e5a13da9af623c3095266390 100644 (file)
--- a/test/MC/ARM/simple-fp-encoding.ll
+++ b/test/MC/ARM/simple-fp-encoding.ll
@@ -89,17 +89,17 @@ entry:
   ret void
 }
 
-define i1 @f100(double %a, double %b) nounwind readnone {
+define i1 @f11(double %a, double %b) nounwind readnone {
 entry:
-; CHECK: f100
+; CHECK: f11
 ; CHECK: vcmpe.f64 d17, d16  @ encoding: [0xe0,0x1b,0xf4,0xee]
   %cmp = fcmp oeq double %a, %b
   ret i1 %cmp
 }
 
-define i1 @f101(float %a, float %b) nounwind readnone {
+define i1 @f12(float %a, float %b) nounwind readnone {
 entry:
-; CHECK: f101
+; CHECK: f12
 ; CHECK: vcmpe.f32 s1, s0  @ encoding: [0xc0,0x0a,0xf4,0xee]
   %cmp = fcmp oeq float %a, %b
   ret i1 %cmp