From cabc55532624706eb6ee0b92347e7461e146e244 Mon Sep 17 00:00:00 2001 From: Austin Clements Date: Fri, 21 Nov 2014 15:58:29 -0500 Subject: [PATCH] [dev.cc] liblink: more docs on Prog and Addr fields LGTM=rsc R=rsc, dave CC=golang-codereviews https://golang.org/cl/174530043 --- include/link.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/include/link.h b/include/link.h index 33a66e93cb..2b1d02102b 100644 --- a/include/link.h +++ b/include/link.h @@ -62,7 +62,7 @@ struct Addr short type; uint8 index; int8 scale; - int8 reg; // for 5l, 9l + int8 reg; // for 5l, 9l; GPRs and FPRs both start at 0 int8 name; // for 5l, 9l int8 class; // for 5l, 9l uint8 etype; // for 5g, 6g, 8g @@ -94,6 +94,7 @@ struct Prog // operands Addr from; uchar reg; // arm, power64 only (e.g., ADD from, reg, to); + // starts at 0 for both GPRs and FPRs; // also used for ADATA width on arm, power64 Addr from3; // power64 only (e.g., RLWM/FMADD from, reg, from3, to) Addr to; -- 2.50.0