//===----------------------Hexagon builtin routine ------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// .macro FUNCTION_BEGIN name .text .p2align 5 .globl \name .type \name, @function \name: .endm .macro FUNCTION_END name .size \name, . - \name .endm FUNCTION_BEGIN __hexagon_divsi3 { p0 = cmp.ge(r0,#0) p1 = cmp.ge(r1,#0) r1 = abs(r0) r2 = abs(r1) } { r3 = cl0(r1) r4 = cl0(r2) r5 = sub(r1,r2) p2 = cmp.gtu(r2,r1) } #if (__HEXAGON_ARCH__ == 60) { r0 = #0 p1 = xor(p0,p1) p0 = cmp.gtu(r2,r5) } if (p2) jumpr r31 #else { r0 = #0 p1 = xor(p0,p1) p0 = cmp.gtu(r2,r5) if (p2) jumpr r31 } #endif { r0 = mux(p1,#-1,#1) if (p0) jumpr r31 r4 = sub(r4,r3) r3 = #1 } { r0 = #0 r3:2 = vlslw(r3:2,r4) loop0(1f,r4) } .falign 1: { p0 = cmp.gtu(r2,r1) if (!p0.new) r1 = sub(r1,r2) if (!p0.new) r0 = add(r0,r3) r3:2 = vlsrw(r3:2,#1) }:endloop0 { p0 = cmp.gtu(r2,r1) if (!p0.new) r0 = add(r0,r3) if (!p1) jumpr r31 } { r0 = neg(r0) jumpr r31 } FUNCTION_END __hexagon_divsi3 .globl __qdsp_divsi3 .set __qdsp_divsi3, __hexagon_divsi3 |