[llvm-commits] [llvm] r95584 - /llvm/trunk/lib/Target/ARM/ARMInstrVFP.td
Johnny Chen
johnny.chen at apple.com
Mon Feb 8 14:02:41 PST 2010
Author: johnny
Date: Mon Feb 8 16:02:41 2010
New Revision: 95584
URL: http://llvm.org/viewvc/llvm-project?rev=95584&view=rev
Log:
Add VCVTR (between floating-point and integer, VFP) for disassembly purpose.
The 'R' suffix means the to-integer operations use the rounding mode specified
by the FPSCR, encoded as Inst{7} = 0.
A8.6.295
Modified:
llvm/trunk/lib/Target/ARM/ARMInstrVFP.td
Modified: llvm/trunk/lib/Target/ARM/ARMInstrVFP.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrVFP.td?rev=95584&r1=95583&r2=95584&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrVFP.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrVFP.td Mon Feb 8 16:02:41 2010
@@ -363,6 +363,37 @@
let Inst{7} = 1; // Z bit
}
+// And the Z bit '0' variants, i.e. use the rounding mode specified by FPSCR.
+// For disassembly only.
+
+def VTOSIRD : AVConv1I<0b11101, 0b11, 0b1101, 0b1011,
+ (outs SPR:$dst), (ins DPR:$a),
+ IIC_fpCVTDI, "vcvtr", ".s32.f64\t$dst, $a",
+ [/* For disassembly only; pattern left blank */]> {
+ let Inst{7} = 0; // Z bit
+}
+
+def VTOSIRS : AVConv1In<0b11101, 0b11, 0b1101, 0b1010,
+ (outs SPR:$dst), (ins SPR:$a),
+ IIC_fpCVTSI, "vcvtr", ".s32.f32\t$dst, $a",
+ [/* For disassembly only; pattern left blank */]> {
+ let Inst{7} = 0; // Z bit
+}
+
+def VTOUIRD : AVConv1I<0b11101, 0b11, 0b1100, 0b1011,
+ (outs SPR:$dst), (ins DPR:$a),
+ IIC_fpCVTDI, "vcvtr", ".u32.f64\t$dst, $a",
+ [/* For disassembly only; pattern left blank */]> {
+ let Inst{7} = 0; // Z bit
+}
+
+def VTOUIRS : AVConv1In<0b11101, 0b11, 0b1100, 0b1010,
+ (outs SPR:$dst), (ins SPR:$a),
+ IIC_fpCVTSI, "vcvtr", ".u32.f32\t$dst, $a",
+ [/* For disassembly only; pattern left blank */]> {
+ let Inst{7} = 0; // Z bit
+}
+
//===----------------------------------------------------------------------===//
// FP FMA Operations.
//
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