Title: [8574] trunk/arch/blackfin/kernel/trace.c: Add disasseble of Dreg = [Ireg];
- Revision
- 8574
- Author
- rgetz
- Date
- 2010-03-29 23:43:38 -0400 (Mon, 29 Mar 2010)
Log Message
Add disasseble of Dreg = [Ireg];
Modified Paths
Diff
Modified: trunk/arch/blackfin/kernel/trace.c (8573 => 8574)
--- trunk/arch/blackfin/kernel/trace.c 2010-03-30 02:49:14 UTC (rev 8573)
+++ trunk/arch/blackfin/kernel/trace.c 2010-03-30 03:43:38 UTC (rev 8574)
@@ -380,6 +380,67 @@
pr_cont(" >> 0x1");
}
+#define DspLDST_opcode 0x9c00
+#define DspLDST_reg_bits 0
+#define DspLDST_reg_mask 0x7
+#define DspLDST_i_bits 3
+#define DspLDST_i_mask 0x3
+#define DspLDST_m_bits 5
+#define DspLDST_m_mask 0x3
+#define DspLDST_aop_bits 7
+#define DspLDST_aop_mask 0x3
+#define DspLDST_W_bits 9
+#define DspLDST_W_mask 0x1
+#define DspLDST_code_bits 10
+#define DspLDST_code_mask 0x3f
+
+static void decode_dspLDST_0(unsigned int opcode)
+{
+ int i = ((opcode >> DspLDST_i_bits) & DspLDST_i_mask);
+ int m = ((opcode >> DspLDST_m_bits) & DspLDST_m_mask);
+ int W = ((opcode >> DspLDST_W_bits) & DspLDST_W_mask);
+ int aop = ((opcode >> DspLDST_aop_bits) & DspLDST_aop_mask);
+ int reg = ((opcode >> DspLDST_reg_bits) & DspLDST_reg_mask);
+
+ if (W == 0) {
+ pr_cont("R%i", reg);
+ switch (m) {
+ case 0:
+ pr_cont(" = ");
+ break;
+ case 1:
+ pr_cont(".L = ");
+ break;
+ case 2:
+ pr_cont(".W = ");
+ break;
+ }
+ }
+
+ pr_cont("[ I%i", i);
+
+ switch (aop) {
+ case 0:
+ pr_cont("++ ]");
+ break;
+ case 1:
+ pr_cont("-- ]");
+ break;
+ }
+
+ if (W == 1) {
+ pr_cont(" = R%i", reg);
+ switch (m) {
+ case 1:
+ pr_cont(".L = ");
+ break;
+ case 2:
+ pr_cont(".W = ");
+ break;
+ }
+ }
+}
+
#define LDST_opcode 0x9000
#define LDST_reg_bits 0
#define LDST_reg_mask 0x7
@@ -453,6 +514,8 @@
decode_CALLa_0(opcode);
else if ((opcode & 0xff8000C0) == LoopSetup_opcode)
decode_LoopSetup_0(opcode);
+ else if ((opcode & 0xfffffc00) == DspLDST_opcode)
+ decode_dspLDST_0(opcode);
else if ((opcode & 0xfffff000) == LDST_opcode)
decode_LDST_0(opcode);
else if (opcode & 0xffff0000)
_______________________________________________
Linux-kernel-commits mailing list
[email protected]
https://blackfin.uclinux.org/mailman/listinfo/linux-kernel-commits
