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Hexagon HVX (target/hexagon) C preprocessor for decode tree

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Acked-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
This commit is contained in:
Taylor Simpson 2021-02-26 02:57:23 -08:00
parent ccd9eec874
commit 9f1f2fe51e
1 changed files with 13 additions and 0 deletions
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13
target/hexagon/gen_dectree_import.c
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@ -40,6 +40,11 @@ const char * const opcode_names[] = {
* Q6INSN(A2_add,"Rd32=add(Rs32,Rt32)",ATTRIBS(),
* "Add 32-bit registers",
* { RdV=RsV+RtV;})
* HVX instructions have the following form
* EXTINSN(V6_vinsertwr, "Vx32.w=vinsert(Rt32)",
* ATTRIBS(A_EXTENSION,A_CVI,A_CVI_VX,A_CVI_LATE),
* "Insert Word Scalar into Vector",
* VxV.uw[0] = RtV;)
*/
const char * const opcode_syntax[XX_LAST_OPCODE] = {
#define Q6INSN(TAG, BEH, ATTRIBS, DESCR, SEM) \
@ -105,6 +110,14 @@ static const char *get_opcode_enc(int opcode)
static const char *get_opcode_enc_class(int opcode)
{
const char *tmp = opcode_encodings[opcode].encoding;
if (tmp == NULL) {
const char *test = "V6_"; /* HVX */
const char *name = opcode_names[opcode];
if (strncmp(name, test, strlen(test)) == 0) {
return "EXT_mmvec";
}
}
return opcode_enc_class_names[opcode_encodings[opcode].enc_class];
}