1*3cab2bb3Spatrick//===----------------------Hexagon builtin routine ------------------------===// 2*3cab2bb3Spatrick// 3*3cab2bb3Spatrick// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*3cab2bb3Spatrick// See https://llvm.org/LICENSE.txt for license information. 5*3cab2bb3Spatrick// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*3cab2bb3Spatrick// 7*3cab2bb3Spatrick//===----------------------------------------------------------------------===// 8*3cab2bb3Spatrick 9*3cab2bb3Spatrick .macro FUNCTION_BEGIN name 10*3cab2bb3Spatrick .text 11*3cab2bb3Spatrick .p2align 5 12*3cab2bb3Spatrick .globl \name 13*3cab2bb3Spatrick .type \name, @function 14*3cab2bb3Spatrick\name: 15*3cab2bb3Spatrick .endm 16*3cab2bb3Spatrick 17*3cab2bb3Spatrick .macro FUNCTION_END name 18*3cab2bb3Spatrick .size \name, . - \name 19*3cab2bb3Spatrick .endm 20*3cab2bb3Spatrick 21*3cab2bb3Spatrick#define Q6_ALIAS(TAG) .global __qdsp_##TAG ; .set __qdsp_##TAG, __hexagon_##TAG 22*3cab2bb3Spatrick#define FAST_ALIAS(TAG) .global __hexagon_fast_##TAG ; .set __hexagon_fast_##TAG, __hexagon_##TAG 23*3cab2bb3Spatrick#define FAST2_ALIAS(TAG) .global __hexagon_fast2_##TAG ; .set __hexagon_fast2_##TAG, __hexagon_##TAG 24*3cab2bb3Spatrick 25*3cab2bb3SpatrickFUNCTION_BEGIN __hexagon_divsf3 26*3cab2bb3Spatrick { 27*3cab2bb3Spatrick r2,p0 = sfrecipa(r0,r1) 28*3cab2bb3Spatrick r4 = sffixupd(r0,r1) 29*3cab2bb3Spatrick r3 = ##0x3f800000 // 1.0 30*3cab2bb3Spatrick } 31*3cab2bb3Spatrick { 32*3cab2bb3Spatrick r5 = sffixupn(r0,r1) 33*3cab2bb3Spatrick r3 -= sfmpy(r4,r2):lib // 1-(den/recip) yields error? 34*3cab2bb3Spatrick r6 = ##0x80000000 35*3cab2bb3Spatrick r7 = r3 36*3cab2bb3Spatrick } 37*3cab2bb3Spatrick { 38*3cab2bb3Spatrick r2 += sfmpy(r3,r2):lib 39*3cab2bb3Spatrick r3 = r7 40*3cab2bb3Spatrick r6 = r5 41*3cab2bb3Spatrick r0 = and(r6,r5) 42*3cab2bb3Spatrick } 43*3cab2bb3Spatrick { 44*3cab2bb3Spatrick r3 -= sfmpy(r4,r2):lib 45*3cab2bb3Spatrick r0 += sfmpy(r5,r2):lib 46*3cab2bb3Spatrick } 47*3cab2bb3Spatrick { 48*3cab2bb3Spatrick r2 += sfmpy(r3,r2):lib 49*3cab2bb3Spatrick r6 -= sfmpy(r0,r4):lib 50*3cab2bb3Spatrick } 51*3cab2bb3Spatrick { 52*3cab2bb3Spatrick r0 += sfmpy(r6,r2):lib 53*3cab2bb3Spatrick } 54*3cab2bb3Spatrick { 55*3cab2bb3Spatrick r5 -= sfmpy(r0,r4):lib 56*3cab2bb3Spatrick } 57*3cab2bb3Spatrick { 58*3cab2bb3Spatrick r0 += sfmpy(r5,r2,p0):scale 59*3cab2bb3Spatrick jumpr r31 60*3cab2bb3Spatrick } 61*3cab2bb3SpatrickFUNCTION_END __hexagon_divsf3 62*3cab2bb3Spatrick 63*3cab2bb3SpatrickQ6_ALIAS(divsf3) 64*3cab2bb3SpatrickFAST_ALIAS(divsf3) 65*3cab2bb3SpatrickFAST2_ALIAS(divsf3) 66