llvm-mirror/test/CodeGen/X86/x87.ll
Andrey Turetskiy 200b3a62bd [X86] Introduction of FeatureX87.
Add FeatureX87 in X86 backend to be able to define CPUs which doesn't have x87.

Differential Revision: http://reviews.llvm.org/D13979

llvm-svn: 264148
2016-03-23 11:13:54 +00:00

56 lines
1.5 KiB
LLVM

; RUN: llc < %s -march=x86 | FileCheck %s -check-prefix=X87
; RUN: llc < %s -march=x86-64 -mattr=-sse | FileCheck %s -check-prefix=X87
; RUN: llc < %s -march=x86 -mattr=-x87 | FileCheck %s -check-prefix=NOX87 --implicit-check-not "{{ }}f{{.*}}"
; RUN: llc < %s -march=x86-64 -mattr=-x87,-sse | FileCheck %s -check-prefix=NOX87 --implicit-check-not "{{ }}f{{.*}}"
; RUN: llc < %s -march=x86 -mattr=-x87,+sse | FileCheck %s -check-prefix=NOX87 --implicit-check-not "{{ }}f{{.*}}"
; RUN: llc < %s -march=x86-64 -mattr=-x87,-sse2 | FileCheck %s -check-prefix=NOX87 --implicit-check-not "{{ }}f{{.*}}"
define void @test(i32 %i, i64 %l, float* %pf, double* %pd, fp128* %pld) nounwind readnone {
; X87-LABEL: test:
; NOX87-LABEL: test:
; X87: fild
; NOX87: __floatunsisf
%tmp = uitofp i32 %i to float
; X87: fild
; NOX87: __floatdisf
%tmp1 = sitofp i64 %l to float
; X87: fadd
; NOX87: __addsf3
%tmp2 = fadd float %tmp, %tmp1
; X87: fstp
store float %tmp2, float* %pf
; X87: fild
; NOX87: __floatunsidf
%tmp3 = uitofp i32 %i to double
; X87: fild
; NOX87: __floatdidf
%tmp4 = sitofp i64 %l to double
; X87: fadd
; NOX87: __adddf3
%tmp5 = fadd double %tmp3, %tmp4
; X87: fstp
store double %tmp5, double* %pd
; X87: __floatsitf
; NOX87: __floatsitf
%tmp6 = sitofp i32 %i to fp128
; X87: __floatunditf
; NOX87: __floatunditf
%tmp7 = uitofp i64 %l to fp128
; X87: __addtf3
; NOX87: __addtf3
%tmp8 = fadd fp128 %tmp6, %tmp7
store fp128 %tmp8, fp128* %pld
ret void
}