Changes between Version 3 and Version 4 of GcnInstrsSop1

Timestamp:

11/15/15 23:00:23 (8 years ago)

Author:

trac

Comment:

--

GcnInstrsSop1

@@ -422 +422 @@
 Operation:<br />
 <code>SDST = REVBIT(SSRC0)</code></p>
+<h4>S_CBRANCH_JOIN</h4>
+<p>Opcode: 50 (0x32) for GCN 1.0/1.1; 46 (0x2e) for GCN 1.2<br />
+Syntax: S_CBRANCH_JOIN SSRC0<br />
+Description: Join conditional branch that begin from S_CBRANCH_*_FORK. If control stack
+pointer have same value as SSRC0 then do nothing and jump to next instruction, otherwise
+pop from control stack value program counter and EXEC value.<br />
+Operation:<br />
+<code>if (CSP==SSRC0)
+    PC += 4
+else
+{
+    CSP--
+    EXEC = SGPR[CSP*4:CSP*4+1]
+    PC = SGPRS[CSP*4+2:CSP*4+3]
+}</code></p>
 <h4>S_CMOV_B32</h4>
 <p>Opcode: 5 (0x5) for GCN 1.0/1.1; 2 (0x2) for GCN 1.2<br />
@@ -542 +557 @@
 Operation:<br />
 <code>SDST = SSRC0</code></p>
+<h4>S_MOVRELD_B32</h4>
+<p>Opcode: 48 (0x30) for GCN 1.0/1.1; 44 (0x2c) for GCN 1.2<br />
+Syntax: S_MOVRELD_B32 SDST, SSRC0<br />
+Description: Store value from SSRC0 to SGPR[SDST_NUMBER+M0 : SDST_NUMBER+M0+1].
+SDST_NUMBER is number of SDST register.<br />
+Operation:<br />
+<code>SGPR[SDST_NUMBER + M0] = SSRC0</code></p>
+<h4>S_MOVRELD_B64</h4>
+<p>Opcode: 49 (0x31) for GCN 1.0/1.1; 45 (0x2d) for GCN 1.2<br />
+Syntax: S_MOVRELD_B64 SDST, SSRC0<br />
+Description: Store value from SSRC0 to SGPR[SDST_NUMBER+M0].
+SDST_NUMBER is number of SDST register. SDST and SSRC0 are 64-bit<br />
+Operation:<br />
+<code>SGPR[SDST_NUMBER + M0 : SDST_NUMBER + M0 + 1] = SSRC0</code></p>
 <h4>S_MOVRELS_B32</h4>
 <p>Opcode: 46 (0x2e) for GCN 1.0/1.1; 42 (0x2a) for GCN 1.2<br />
 Syntax: S_MOVRELS_B32 SDST, SSRC0<br />
 Description: Store value from SGPR[M0+SSRC0_NUMBER] to SDST.
-SSRC0_NUMBER is number of SDST register.<br />
+SSRC0_NUMBER is number of SSRC0 register.<br />
 Operation:<br />
 <code>SDST = SGPR[SSRC0_NUMBER + M0]</code></p>
 <h4>S_MOVRELS_B64</h4>
 <p>Opcode: 47 (0x2f) for GCN 1.0/1.1; 43 (0x2b) for GCN 1.2<br />
-Syntax: S_MOVRELS_B64 SDST, SSRC0<br />
-Description: Store 64-bit value from SGPR[M0+SSRC0_NUMBER:M0+SSRC0_NUMBER+1] to SDST.
-SSRC0_NUMBER is number of SDST register.<br />
-Operation:<br />
-<code>SDST = SGPR[SSRC0_NUMBER + M0]</code></p>
+Syntax: S_MOVRELS_B64 SDST(2), SSRC0(2)<br />
+Description: Store 64-bit value from SGPR[M0+SSRC0_NUMBER : M0+SSRC0_NUMBER+1] to SDST.
+SSRC0_NUMBER is number of SSRC0 register. SDST and SSRC0 are 64-bit.<br />
+Operation:<br />
+<code>SDST = SGPR[SSRC0_NUMBER + M0 : SSRC0_NUMBER + M0 + 1]</code></p>
 <h4>S_NOT_B32</h4>
 <p>Opcode: 7 (0x7) for GCN 1.0/1.1; 4 (0x4) for GCN 1.2<br />