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amdgcn: Pass vector parameters in memory 

gcc/ChangeLog:

	* config/gcn/gcn.c (gcn_function_arg): Disallow vector arguments.
	(gcn_return_in_memory): Return vectors in memory.
This commit is contained in:
Andrew Stubbs 2020-03-31 17:46:17 +01:00
parent c154b8bc56
commit d32495261a
1 changed files with 8 additions and 0 deletions
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8
gcc/config/gcn/gcn.c
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@ -2291,6 +2291,10 @@ gcn_function_arg (cumulative_args_t cum_v, const function_arg_info &arg)
if (targetm.calls.must_pass_in_stack (arg))
return 0;
/* Vector parameters are not supported yet. */
if (VECTOR_MODE_P (arg.mode))
return 0;
int reg_num = FIRST_PARM_REG + cum->num;
int num_regs = num_arg_regs (arg);
if (num_regs > 0)
@ -2478,6 +2482,10 @@ gcn_return_in_memory (const_tree type, const_tree ARG_UNUSED (fntype))
if (AGGREGATE_TYPE_P (type))
return true;
/* Vector return values are not supported yet. */
if (VECTOR_TYPE_P (type))
return true;
if (mode == BLKmode)
return true;