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A64: Implement URSHR (scalar) and URSRA (scalar)

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Now that the utility function is all set up from implementing SRSRA, the
unsigned variants can now be trivially implemented by modifying the
utility function to perform a logical shift right instead of an
arithmetical shift right for the unsigned case.
This commit is contained in:
Lioncash
2018-05-11 10:42:31 -04:00
committed by MerryMage
parent 1e70a589b0
commit 7bce8d8757
2 changed files with 31 additions and 6 deletions
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4
src/frontend/A64/decoder/a64.inc
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@@ -480,8 +480,8 @@ INST(SHL_1, "SHL", "01011
//INST(FCVTZS_fix_1, "FCVTZS (vector, fixed-point)", "010111110IIIIiii111111nnnnnddddd")
INST(USHR_1, "USHR", "011111110IIIIiii000001nnnnnddddd")
INST(USRA_1, "USRA", "011111110IIIIiii000101nnnnnddddd")
//INST(URSHR_1, "URSHR", "011111110IIIIiii001001nnnnnddddd")
//INST(URSRA_1, "URSRA", "011111110IIIIiii001101nnnnnddddd")
INST(URSHR_1, "URSHR", "011111110IIIIiii001001nnnnnddddd")
INST(URSRA_1, "URSRA", "011111110IIIIiii001101nnnnnddddd")
INST(SRI_1, "SRI", "011111110IIIIiii010001nnnnnddddd")
INST(SLI_1, "SLI", "011111110IIIIiii010101nnnnnddddd")
//INST(SQSHLU_1, "SQSHLU", "011111110IIIIiii011001nnnnnddddd")