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authorQuentin Carbonneaux <quentin@c9x.me>2022-08-31 17:09:04 +0200
committerQuentin Carbonneaux <quentin@c9x.me>2022-10-03 10:41:03 +0200
commita9a70e30a8205a8f835c59fd8297e4a4483cc8d4 (patch)
treea4551f26f719951a2301dc248168af385f4ebc68 /amd64/targ.c
parent0b26cd4f5ecff8a01fb3f0adb902c14e043581e9 (diff)
downloadroux-a9a70e30a8205a8f835c59fd8297e4a4483cc8d4.tar.gz
add new target-specific abi0 pass
The general idea is to give abis a
chance to talk before we've done all
the optimizations. Currently, all
targets eliminate {par,arg,ret}{sb,ub,...}
during this pass. The forthcoming
arm64_apple will, however, insert
proper extensions during abi0.

Moving forward abis can, for example,
lower small-aggregates passing there
so that memory optimizations can
interact better with function calls.
Diffstat (limited to 'amd64/targ.c')
-rw-r--r--amd64/targ.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/amd64/targ.c b/amd64/targ.c
index e58ba2f..74fba4d 100644
--- a/amd64/targ.c
+++ b/amd64/targ.c
@@ -24,7 +24,8 @@ amd64_memargs(int op)
 	.retregs = amd64_sysv_retregs, \
 	.argregs = amd64_sysv_argregs, \
 	.memargs = amd64_memargs, \
-	.abi = amd64_sysv_abi, \
+	.abi0 = elimsb, \
+	.abi1 = amd64_sysv_abi, \
 	.isel = amd64_isel, \
 
 Target T_amd64_sysv = {