[llvm-commits] [llvm] r116375 - in /llvm/trunk: lib/Target/ARM/ARMInstrVFP.td test/MC/ARM/simple-fp-encoding.ll

[Bill Wendling]

Author: void
Date: Tue Oct 12 18:47:37 2010
New Revision: 116375

URL: http://llvm.org/viewvc/llvm-project?rev=116375&view=rev
Log:
Add encodings for VNMUL[SD].

Modified:
    llvm/trunk/lib/Target/ARM/ARMInstrVFP.td
    llvm/trunk/test/MC/ARM/simple-fp-encoding.ll

Modified: llvm/trunk/lib/Target/ARM/ARMInstrVFP.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrVFP.td?rev=116375&r1=116374&r2=116375&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrVFP.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrVFP.td Tue Oct 12 18:47:37 2010
@@ -239,13 +239,15 @@
                           IIC_fpMUL32, "vmul", ".f32\t$Sd, $Sn, $Sm",
                           [(set SPR:$Sd, (fmul SPR:$Sn, SPR:$Sm))]>;
 
-def VNMULD  : ADbI<0b11100, 0b10, 1, 0, (outs DPR:$dst), (ins DPR:$a, DPR:$b),
-                  IIC_fpMUL64, "vnmul", ".f64\t$dst, $a, $b",
-                  [(set DPR:$dst, (fneg (fmul DPR:$a, (f64 DPR:$b))))]>;
-
-def VNMULS  : ASbI<0b11100, 0b10, 1, 0, (outs SPR:$dst), (ins SPR:$a, SPR:$b),
-                  IIC_fpMUL32, "vnmul", ".f32\t$dst, $a, $b",
-                  [(set SPR:$dst, (fneg (fmul SPR:$a, SPR:$b)))]>;
+def VNMULD : ADbI_Encode<0b11100, 0b10, 1, 0,
+                         (outs DPR:$Dd), (ins DPR:$Dn, DPR:$Dm),
+                         IIC_fpMUL64, "vnmul", ".f64\t$Dd, $Dn, $Dm",
+                         [(set DPR:$Dd, (fneg (fmul DPR:$Dn, (f64 DPR:$Dm))))]>;
+
+def VNMULS : ASbI_Encode<0b11100, 0b10, 1, 0,
+                         (outs SPR:$Sd), (ins SPR:$Sn, SPR:$Sm),
+                         IIC_fpMUL32, "vnmul", ".f32\t$Sd, $Sn, $Sm",
+                         [(set SPR:$Sd, (fneg (fmul SPR:$Sn, SPR:$Sm)))]>;
 
 // Match reassociated forms only if not sign dependent rounding.
 def : Pat<(fmul (fneg DPR:$a), (f64 DPR:$b)),

Modified: llvm/trunk/test/MC/ARM/simple-fp-encoding.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ARM/simple-fp-encoding.ll?rev=116375&r1=116374&r2=116375&view=diff
==============================================================================
--- llvm/trunk/test/MC/ARM/simple-fp-encoding.ll (original)
+++ llvm/trunk/test/MC/ARM/simple-fp-encoding.ll Tue Oct 12 18:47:37 2010
@@ -70,6 +70,25 @@
   ret float %mul
 }
 
+define double @f9(double %a, double %b) nounwind readnone {
+entry:
+; CHECK: f9
+; CHECK: vnmul.f64 d16, d17, d16  @ encoding: [0xe0,0x0b,0x61,0xee]
+  %mul = fmul double %a, %b
+  %sub = fsub double -0.000000e+00, %mul
+  ret double %sub
+}
+
+define void @f10(float %a, float %b, float* %c) nounwind readnone {
+entry:
+; CHECK: f10
+; CHECK: vnmul.f32 s0, s1, s0  @ encoding: [0xc0,0x0a,0x20,0xee]
+  %mul = fmul float %a, %b
+  %sub = fsub float -0.000000e+00, %mul
+  store float %sub, float* %c, align 4
+  ret void
+}
+
 define i1 @f100(double %a, double %b) nounwind readnone {
 entry:
 ; CHECK: f100