target/sparc: Remove qt0, qt1 temporaries

These are no longer used for passing data to/from helpers.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20231103173841.33651-15-richard.henderson@linaro.org>

target/sparc/cpu.h

@@ -509,8 +509,6 @@ struct CPUArchState {
     uint64_t mmubpregs[4];
     uint64_t prom_addr;
 #endif
-    /* temporary float registers */
-    float128 qt0, qt1;
     float_status fp_status;
 #if defined(TARGET_SPARC64)
 #define MAXTL_MAX 8

target/sparc/fop_helper.c

@@ -23,9 +23,6 @@
 #include "exec/helper-proto.h"
 #include "fpu/softfloat.h"
 
-#define QT0 (env->qt0)
-#define QT1 (env->qt1)
-
 static inline float128 f128_in(Int128 i)
 {
     union {

target/sparc/ldst_helper.c

@@ -66,9 +66,6 @@
 #endif
 #endif
 
-#define QT0 (env->qt0)
-#define QT1 (env->qt1)
-
 #if defined(TARGET_SPARC64) && !defined(CONFIG_USER_ONLY)
 /* Calculates TSB pointer value for fault page size
  * UltraSPARC IIi has fixed sizes (8k or 64k) for the page pointers