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[nvptx, committed, PR79939] Disable constant pool for nvptx
- From: Tom de Vries <Tom_deVries at mentor dot com>
- To: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Sun, 11 Jun 2017 23:58:05 +0200
- Subject: [nvptx, committed, PR79939] Disable constant pool for nvptx
- Authentication-results: sourceware.org; auth=none
Hi,
this patch fixes PR79939, a cc1 hang while trying to emit a constant in
the constant pool.
Fixed by disabling the constant pool for nvptx.
Tested on target nvptx.
Committed as obvious.
Thanks,
- Tom
Disable constant pool for nvptx
2017-06-11 Tom de Vries <tom@codesourcery.com>
PR target/79939
* config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
Return true.
(TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
nvptx_cannot_force_const_mem.
---
gcc/config/nvptx/nvptx.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/gcc/config/nvptx/nvptx.c b/gcc/config/nvptx/nvptx.c
index 2eb5570..daeec27 100644
--- a/gcc/config/nvptx/nvptx.c
+++ b/gcc/config/nvptx/nvptx.c
@@ -5328,6 +5328,13 @@ nvptx_goacc_reduction (gcall *call)
}
}
+static bool
+nvptx_cannot_force_const_mem (machine_mode mode ATTRIBUTE_UNUSED,
+ rtx x ATTRIBUTE_UNUSED)
+{
+ return true;
+}
+
#undef TARGET_OPTION_OVERRIDE
#define TARGET_OPTION_OVERRIDE nvptx_option_override
@@ -5442,6 +5449,9 @@ nvptx_goacc_reduction (gcall *call)
#undef TARGET_GOACC_REDUCTION
#define TARGET_GOACC_REDUCTION nvptx_goacc_reduction
+#undef TARGET_CANNOT_FORCE_CONST_MEM
+#define TARGET_CANNOT_FORCE_CONST_MEM nvptx_cannot_force_const_mem
+
struct gcc_target targetm = TARGET_INITIALIZER;
#include "gt-nvptx.h"