Hexagon (target/hexagon) remove unused carry_from_add64 function

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-9-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

target/hexagon/arch.c

@@ -76,19 +76,6 @@ uint64_t deinterleave(uint64_t src)
     return myeven | (myodd << 32);
 }
 
-uint32_t carry_from_add64(uint64_t a, uint64_t b, uint32_t c)
-{
-    uint64_t tmpa, tmpb, tmpc;
-    tmpa = fGETUWORD(0, a);
-    tmpb = fGETUWORD(0, b);
-    tmpc = tmpa + tmpb + c;
-    tmpa = fGETUWORD(1, a);
-    tmpb = fGETUWORD(1, b);
-    tmpc = tmpa + tmpb + fGETUWORD(1, tmpc);
-    tmpc = fGETUWORD(1, tmpc);
-    return tmpc;
-}
-
 int32_t conv_round(int32_t a, int n)
 {
     int64_t val;

target/hexagon/arch.h

@@ -22,7 +22,6 @@
 
 uint64_t interleave(uint32_t odd, uint32_t even);
 uint64_t deinterleave(uint64_t src);
-uint32_t carry_from_add64(uint64_t a, uint64_t b, uint32_t c);
 int32_t conv_round(int32_t a, int n);
 void arch_fpop_start(CPUHexagonState *env);
 void arch_fpop_end(CPUHexagonState *env);

target/hexagon/macros.h

@@ -341,8 +341,6 @@ static inline void gen_logical_not(TCGv dest, TCGv src)
 #define fWRITE_LC0(VAL) WRITE_RREG(HEX_REG_LC0, VAL)
 #define fWRITE_LC1(VAL) WRITE_RREG(HEX_REG_LC1, VAL)
 
-#define fCARRY_FROM_ADD(A, B, C) carry_from_add64(A, B, C)
-
 #define fSET_OVERFLOW() SET_USR_FIELD(USR_OVF, 1)
 #define fSET_LPCFG(VAL) SET_USR_FIELD(USR_LPCFG, (VAL))
 #define fGET_LPCFG (GET_USR_FIELD(USR_LPCFG))