[llvm-commits] [llvm] r76536 - /llvm/trunk/lib/Target/X86/X86InstrInfo.td

[Chris Lattner]

On Jul 20, 2009, at 11:00 PM, Evan Cheng wrote:

> Author: evancheng
> Date: Tue Jul 21 01:00:18 2009
> New Revision: 76536
>
> URL: http://llvm.org/viewvc/llvm-project?rev=76536&view=rev
> Log:
> Add jumps with 8-bit relocation for assembler / disassembler. Patch  
> by Sean Callanan.

Very nice, thanks Sean.  Doesn't Sean have commit access?

-Chris

>
> Modified:
>    llvm/trunk/lib/Target/X86/X86InstrInfo.td
>
> Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=76536&r1=76535&r2=76536&view=diff
>
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> ======================================================================
> --- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
> +++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Tue Jul 21 01:00:18 2009
> @@ -218,6 +218,10 @@
>   let PrintMethod = "print_pcrel_imm";
> }
>
> +def brtarget8 : Operand<OtherVT> {
> +  let PrintMethod = "print_pcrel_imm";
> +}
> +
> // 
> = 
> = 
> = 
> ----------------------------------------------------------------------= 
> ==//
> // X86 Complex Pattern Definitions.
> //
> @@ -527,6 +531,26 @@
>
> // Conditional branches
> let Uses = [EFLAGS] in {
> +// Short conditional jumps
> +def JO8   : IBr<0x70, (ins brtarget8:$dst), "jo\t$dst", []>;
> +def JNO8  : IBr<0x71, (ins brtarget8:$dst), "jno\t$dst", []>;
> +def JB8   : IBr<0x72, (ins brtarget8:$dst), "jb\t$dst", []>;
> +def JAE8  : IBr<0x73, (ins brtarget8:$dst), "jae\t$dst", []>;
> +def JE8   : IBr<0x74, (ins brtarget8:$dst), "je\t$dst", []>;
> +def JNE8  : IBr<0x75, (ins brtarget8:$dst), "jne\t$dst", []>;
> +def JBE8  : IBr<0x76, (ins brtarget8:$dst), "jbe\t$dst", []>;
> +def JA8   : IBr<0x77, (ins brtarget8:$dst), "ja\t$dst", []>;
> +def JS8   : IBr<0x78, (ins brtarget8:$dst), "js\t$dst", []>;
> +def JNS8  : IBr<0x79, (ins brtarget8:$dst), "jns\t$dst", []>;
> +def JP8   : IBr<0x7A, (ins brtarget8:$dst), "jp\t$dst", []>;
> +def JNP8  : IBr<0x7B, (ins brtarget8:$dst), "jnp\t$dst", []>;
> +def JL8   : IBr<0x7C, (ins brtarget8:$dst), "jl\t$dst", []>;
> +def JGE8  : IBr<0x7D, (ins brtarget8:$dst), "jge\t$dst", []>;
> +def JLE8  : IBr<0x7E, (ins brtarget8:$dst), "jle\t$dst", []>;
> +def JG8   : IBr<0x7F, (ins brtarget8:$dst), "jg\t$dst", []>;
> +
> +def JCXZ8 : IBr<0xE3, (ins brtarget8:$dst), "jcxz\t$dst", []>;
> +
> def JE  : IBr<0x84, (ins brtarget:$dst), "je\t$dst",
>               [(X86brcond bb:$dst, X86_COND_E, EFLAGS)]>, TB;
> def JNE : IBr<0x85, (ins brtarget:$dst), "jne\t$dst",
>
>
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