[llvm] r262372 - [NVPTX] Nix hack used to emit '{' and '}' for NVPTX calls.
Justin Lebar via llvm-commits
llvm-commits at lists.llvm.org
Tue Mar 1 11:24:00 PST 2016
Author: jlebar
Date: Tue Mar 1 13:24:00 2016
New Revision: 262372
URL: http://llvm.org/viewvc/llvm-project?rev=262372&view=rev
Log:
[NVPTX] Nix hack used to emit '{' and '}' for NVPTX calls.
Summary: Tablegen understands backslash as an escape char; that's sufficient.
Reviewers: jholewinski
Subscribers: llvm-commits, tra, jholewinski
Differential Revision: http://reviews.llvm.org/D17432
Modified:
llvm/trunk/lib/Target/NVPTX/NVPTXInstrInfo.td
Modified: llvm/trunk/lib/Target/NVPTX/NVPTXInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/NVPTX/NVPTXInstrInfo.td?rev=262372&r1=262371&r2=262372&view=diff
==============================================================================
--- llvm/trunk/lib/Target/NVPTX/NVPTXInstrInfo.td (original)
+++ llvm/trunk/lib/Target/NVPTX/NVPTXInstrInfo.td Tue Mar 1 13:24:00 2016
@@ -2682,20 +2682,14 @@ def : Pat<(call texternalsym:$dst), (CAL
class Pseudo<dag outs, dag ins, string asmstr, list<dag> pattern>
: NVPTXInst<outs, ins, asmstr, pattern>;
-// @TODO: We use some tricks here to emit curly braces. Can we clean this up
-// a bit without TableGen modifications?
def Callseq_Start :
NVPTXInst<(outs), (ins i32imm:$amt),
- "// Callseq Start $amt\n"
- "\t{{\n"
- "\t.reg .b32 temp_param_reg;\n"
- "\t// <end>}}",
+ "\\{ // callseq $amt\n"
+ "\t.reg .b32 temp_param_reg;",
[(callseq_start timm:$amt)]>;
def Callseq_End :
NVPTXInst<(outs), (ins i32imm:$amt1, i32imm:$amt2),
- "\n"
- "\t//{{\n"
- "\t}}// Callseq End $amt1",
+ "\\} // callseq $amt1",
[(callseq_end timm:$amt1, timm:$amt2)]>;
// trap instruction
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