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Add -march=gfx906 for AMD GCN. 

2019-06-06  Andrew Stubbs  <ams@codesourcery.com>

	gcc/
	* config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
	* config/gcn/gcn.opt (gpu_type): Add gfx906.
	* config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
	(MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
	Add gfx906.

From-SVN: r272007
This commit is contained in:
Andrew Stubbs 2019-06-06 15:11:59 +00:00 committed by Andrew Stubbs
parent 41dab855dc
commit 268d509d67
4 changed files with 14 additions and 3 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2019-06-06 Andrew Stubbs <ams@codesourcery.com>
* config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
* config/gcn/gcn.opt (gpu_type): Add gfx906.
* config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
(MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
Add gfx906.
2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR tree-optimization/90332

2
gcc/config.gcc
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@ -4127,7 +4127,7 @@ case "${target}" in
for which in arch tune; do
eval "val=\$with_$which"
case ${val} in
"" | carrizo | fiji | gfx900 )
"" | carrizo | fiji | gfx900 | gfx906 )
# OK
;;
*)

3
gcc/config/gcn/gcn.opt
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@ -34,6 +34,9 @@ Enum(gpu_type) String(fiji) Value(PROCESSOR_FIJI)
EnumValue
Enum(gpu_type) String(gfx900) Value(PROCESSOR_VEGA)
EnumValue
Enum(gpu_type) String(gfx906) Value(PROCESSOR_VEGA)
march=
Target RejectNegative Joined ToLower Enum(gpu_type) Var(gcn_arch) Init(PROCESSOR_CARRIZO)
Specify the name of the target GPU.

4
gcc/config/gcn/t-gcn-hsa
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@ -42,8 +42,8 @@ ALL_HOST_OBJS += gcn-run.o
gcn-run$(exeext): gcn-run.o
+$(LINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ $< -ldl
MULTILIB_OPTIONS = march=gfx900
MULTILIB_DIRNAMES = gcn5
MULTILIB_OPTIONS = march=gfx900 march=gfx906
MULTILIB_DIRNAMES = gfx900 gfx906
PASSES_EXTRA += $(srcdir)/config/gcn/gcn-passes.def
gcn-tree.o: $(srcdir)/config/gcn/gcn-tree.c