%verify "executed" /* EABI appears to have Java-style conversions of +inf/-inf/NaN */ %include "armv6t2/unopNarrower.S" {"instr":"bl __aeabi_d2iz"} #if 0 @include "armv5te/unopNarrower.S" {"instr":"bl d2i_doconv"} @break /* * Convert the double in r0/r1 to an int in r0. * * We have to clip values to int min/max per the specification. The * expected common case is a "reasonable" value that converts directly * to modest integer. The EABI convert function isn't doing this for us. */ d2i_doconv: stmfd sp!, {r4, r5, lr} @ save regs mov r2, #0x80000000 @ maxint, as a double (low word) mov r2, r2, asr #9 @ 0xffc00000 sub sp, sp, #4 @ align for EABI mvn r3, #0xbe000000 @ maxint, as a double (high word) sub r3, r3, #0x00200000 @ 0x41dfffff mov r4, r0 @ save a copy of r0 mov r5, r1 @ and r1 bl __aeabi_dcmpge @ is arg >= maxint? cmp r0, #0 @ nonzero == yes mvnne r0, #0x80000000 @ return maxint (0x7fffffff) bne 1f mov r0, r4 @ recover arg mov r1, r5 mov r3, #0xc1000000 @ minint, as a double (high word) add r3, r3, #0x00e00000 @ 0xc1e00000 mov r2, #0 @ minint, as a double (low word) bl __aeabi_dcmple @ is arg <= minint? cmp r0, #0 @ nonzero == yes movne r0, #0x80000000 @ return minint (80000000) bne 1f mov r0, r4 @ recover arg mov r1, r5 mov r2, r4 @ compare against self mov r3, r5 bl __aeabi_dcmpeq @ is arg == self? cmp r0, #0 @ zero == no beq 1f @ return zero for NaN mov r0, r4 @ recover arg mov r1, r5 bl __aeabi_d2iz @ convert double to int 1: add sp, sp, #4 ldmfd sp!, {r4, r5, pc} #endif