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| author | Austin Clements <austin@google.com> | 2014-11-21 15:58:29 -0500 |
|---|---|---|
| committer | Austin Clements <austin@google.com> | 2014-11-21 15:58:29 -0500 |
| commit | 30a059b1995ae87bf08ecc00704a1bd041f1a9c6 (patch) | |
| tree | 5b2e85cbf41259ac9e36fd2f10cbcfca77badea6 | |
| parent | 5454e9564f4af36e346075d667bd39a5aae2e5a8 (diff) | |
| download | go-30a059b1995ae87bf08ecc00704a1bd041f1a9c6.tar.gz | |
[dev.cc] liblink: more docs on Prog and Addr fields
LGTM=rsc
R=rsc, dave
CC=golang-codereviews
https://codereview.appspot.com/174530043
| -rw-r--r-- | include/link.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/link.h b/include/link.h index 33a66e93c..2b1d02102 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; |