This adds some macros simplifying Thumb and pre-v6T2 compatibility.
Signed-off-by: Mans Rullgard <mans@mansr.com>
\name:
.endm
+#if !HAVE_ARMV6T2
+.macro movw rd, val
+ mov \rd, \val & 255
+ orr \rd, \val & ~255
+.endm
+#endif
+
.macro mov32 rd, val
#if HAVE_ARMV6T2
movw \rd, #(\val) & 0xffff
T ldr \rt, [\rn]
.endm
+.macro ldr_nreg rt, rn, rm:vararg
+A ldr \rt, [\rn, -\rm]
+T sub \rt, \rn, \rm
+T ldr \rt, [\rt]
+.endm
+
.macro ldr_post rt, rn, rm:vararg
A ldr \rt, [\rn], \rm
T ldr \rt, [\rn]
T add \rn, \rn, \rm
.endm
+.macro ldrb_post rt, rn, rm
+A ldrb \rt, [\rn], \rm
+T ldrb \rt, [\rn]
+T add \rn, \rn, \rm
+.endm
+
.macro str_post rt, rn, rm:vararg
A str \rt, [\rn], \rm
T str \rt, [\rn]