68 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc -mtriple=csky -mattr=+fpuv2_sf,+fpuv2_df,+hard-float -float-abi=hard -verify-machineinstrs -csky-no-aliases < %s \3; RUN: | FileCheck -check-prefix=CSKYIFD %s4 5; These test that we can use both the architectural names (r*) and the ABI names6; (a*, l* etc) to refer to registers in inline asm constraint lists. In each7; case, the named register should be used for the source register of the `addi`.8;9; The inline assembly will, by default, contain the ABI names for the registers.10;11; Parenthesised registers in comments are the other aliases for this register.12 13define double @explicit_register_fr0_d(double %a, double %b) nounwind {14; CSKYIFD-LABEL: explicit_register_fr0_d:15; CSKYIFD: # %bb.0:16; CSKYIFD-NEXT: subi16 sp, sp, 417; CSKYIFD-NEXT: fmovd vr0, vr118; CSKYIFD-NEXT: #APP19; CSKYIFD-NEXT: faddd vr0, vr0, vr020; CSKYIFD-NEXT: #NO_APP21; CSKYIFD-NEXT: addi16 sp, sp, 422; CSKYIFD-NEXT: rts1623 %1 = tail call double asm "faddd $0, $1, $2", "=v,{fr0},{fr0}"(double %a, double %b)24 ret double %125}26 27define double @explicit_register_vr0_d(double %a, double %b) nounwind {28; CSKYIFD-LABEL: explicit_register_vr0_d:29; CSKYIFD: # %bb.0:30; CSKYIFD-NEXT: subi16 sp, sp, 431; CSKYIFD-NEXT: fmovd vr0, vr132; CSKYIFD-NEXT: #APP33; CSKYIFD-NEXT: faddd vr0, vr0, vr034; CSKYIFD-NEXT: #NO_APP35; CSKYIFD-NEXT: addi16 sp, sp, 436; CSKYIFD-NEXT: rts1637 %1 = tail call double asm "faddd $0, $1, $2", "=v,{vr0},{vr0}"(double %a, double %b)38 ret double %139}40 41define float @explicit_register_fr0_s(float %a, float %b) nounwind {42; CSKYIFD-LABEL: explicit_register_fr0_s:43; CSKYIFD: # %bb.0:44; CSKYIFD-NEXT: subi16 sp, sp, 445; CSKYIFD-NEXT: fstod vr0, vr146; CSKYIFD-NEXT: #APP47; CSKYIFD-NEXT: fadds vr0, vr0, vr048; CSKYIFD-NEXT: #NO_APP49; CSKYIFD-NEXT: addi16 sp, sp, 450; CSKYIFD-NEXT: rts1651 %1 = tail call float asm "fadds $0, $1, $2", "=v,{fr0},{fr0}"(float %a, float %b)52 ret float %153}54 55define float @explicit_register_vr0_s(float %a, float %b) nounwind {56; CSKYIFD-LABEL: explicit_register_vr0_s:57; CSKYIFD: # %bb.0:58; CSKYIFD-NEXT: subi16 sp, sp, 459; CSKYIFD-NEXT: fstod vr0, vr160; CSKYIFD-NEXT: #APP61; CSKYIFD-NEXT: fadds vr0, vr0, vr062; CSKYIFD-NEXT: #NO_APP63; CSKYIFD-NEXT: addi16 sp, sp, 464; CSKYIFD-NEXT: rts1665 %1 = tail call float asm "fadds $0, $1, $2", "=v,{vr0},{vr0}"(float %a, float %b)66 ret float %167}68