llvm-mirror/test/CodeGen/NVPTX/arithmetic-fp-sm20.ll

; RUN: llc < %s -march=nvptx -mcpu=sm_20 -fp-contract=fast | FileCheck %s
; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 -fp-contract=fast | FileCheck %s

;; These tests should run for all targets

;;===-- Basic instruction selection tests ---------------------------------===;;


;;; f64

define double @fadd_f64(double %a, double %b) {
; CHECK: add.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}
; CHECK: ret
  %ret = fadd double %a, %b
  ret double %ret
}

define double @fsub_f64(double %a, double %b) {
; CHECK: sub.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}
; CHECK: ret
  %ret = fsub double %a, %b
  ret double %ret
}

define double @fmul_f64(double %a, double %b) {
; CHECK: mul.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}
; CHECK: ret
  %ret = fmul double %a, %b
  ret double %ret
}

define double @fdiv_f64(double %a, double %b) {
; CHECK: div.rn.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}
; CHECK: ret
  %ret = fdiv double %a, %b
  ret double %ret
}

;; PTX does not have a floating-point rem instruction


;;; f32

define float @fadd_f32(float %a, float %b) {
; CHECK: add.f32 %f{{[0-9]+}}, %f{{[0-9]+}}, %f{{[0-9]+}}
; CHECK: ret
  %ret = fadd float %a, %b
  ret float %ret
}

define float @fsub_f32(float %a, float %b) {
; CHECK: sub.f32 %f{{[0-9]+}}, %f{{[0-9]+}}, %f{{[0-9]+}}
; CHECK: ret
  %ret = fsub float %a, %b
  ret float %ret
}

define float @fmul_f32(float %a, float %b) {
; CHECK: mul.f32 %f{{[0-9]+}}, %f{{[0-9]+}}, %f{{[0-9]+}}
; CHECK: ret
  %ret = fmul float %a, %b
  ret float %ret
}

define float @fdiv_f32(float %a, float %b) {
; CHECK: div.rn.f32 %f{{[0-9]+}}, %f{{[0-9]+}}, %f{{[0-9]+}}
; CHECK: ret
  %ret = fdiv float %a, %b
  ret float %ret
}

;; PTX does not have a floating-point rem instruction