@@ -53,16 +53,18 @@
#define INSN_R_TYPE 0x3A
/* I-Type instruction parsing */
+typedef struct {
+ uint8_t op;
+ union {
+ uint16_t u;
+ int16_t s;
+ } imm16;
+ uint8_t b;
+ uint8_t a;
+} InstrIType;
+
#define I_TYPE(instr, code) \
- struct { \
- uint8_t op; \
- union { \
- uint16_t u; \
- int16_t s; \
- } imm16; \
- uint8_t b; \
- uint8_t a; \
- } (instr) = { \
+ InstrIType (instr) = { \
.op = extract32((code), 0, 6), \
.imm16.u = extract32((code), 6, 16), \
.b = extract32((code), 22, 5), \
@@ -70,15 +72,17 @@
}
/* R-Type instruction parsing */
+typedef struct {
+ uint8_t op;
+ uint8_t imm5;
+ uint8_t opx;
+ uint8_t c;
+ uint8_t b;
+ uint8_t a;
+} InstrRType;
+
#define R_TYPE(instr, code) \
- struct { \
- uint8_t op; \
- uint8_t imm5; \
- uint8_t opx; \
- uint8_t c; \
- uint8_t b; \
- uint8_t a; \
- } (instr) = { \
+ InstrRType (instr) = { \
.op = extract32((code), 0, 6), \
.imm5 = extract32((code), 6, 5), \
.opx = extract32((code), 11, 6), \
@@ -88,11 +92,13 @@
}
/* J-Type instruction parsing */
+typedef struct {
+ uint8_t op;
+ uint32_t imm26;
+} InstrJType;
+
#define J_TYPE(instr, code) \
- struct { \
- uint8_t op; \
- uint32_t imm26; \
- } (instr) = { \
+ InstrJType (instr) = { \
.op = extract32((code), 0, 6), \
.imm26 = extract32((code), 6, 26), \
}
Currently the structures are anonymous within the macro. Pull them out to standalone types. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/nios2/translate.c | 48 ++++++++++++++++++++++------------------ 1 file changed, 27 insertions(+), 21 deletions(-)