llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/floor.f64.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti < %s | FileCheck -check-prefix=GFX6 %s
; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=bonaire < %s | FileCheck -check-prefix=GFX78 %s
; RUN: llc -global-isel -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji < %s | FileCheck -check-prefix=GFX78 %s

define double @v_floor_f64_ieee(double %x) {
; GFX6-LABEL: v_floor_f64_ieee:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_fract_f64_e32 v[2:3], v[0:1]
; GFX6-NEXT:    s_mov_b32 s4, -1
; GFX6-NEXT:    s_mov_b32 s5, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[2:3], v[2:3], s[4:5]
; GFX6-NEXT:    v_cmp_o_f64_e32 vcc, v[0:1], v[0:1]
; GFX6-NEXT:    v_cndmask_b32_e32 v2, v2, v0, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v3, v3, v1, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], v[0:1], -v[2:3]
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX78-LABEL: v_floor_f64_ieee:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX78-NEXT:    v_floor_f64_e32 v[0:1], v[0:1]
; GFX78-NEXT:    s_setpc_b64 s[30:31]
  %result = call double @llvm.floor.f64(double %x)
  ret double %result
}

define double @v_floor_f64_ieee_nnan(double %x) {
; GFX6-LABEL: v_floor_f64_ieee_nnan:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_fract_f64_e32 v[2:3], v[0:1]
; GFX6-NEXT:    s_mov_b32 s4, -1
; GFX6-NEXT:    s_mov_b32 s5, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[2:3], v[2:3], s[4:5]
; GFX6-NEXT:    v_add_f64 v[0:1], v[0:1], -v[2:3]
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX78-LABEL: v_floor_f64_ieee_nnan:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX78-NEXT:    v_floor_f64_e32 v[0:1], v[0:1]
; GFX78-NEXT:    s_setpc_b64 s[30:31]
  %result = call nnan double @llvm.floor.f64(double %x)
  ret double %result
}

define double @v_floor_f64_ieee_fneg(double %x) {
; GFX6-LABEL: v_floor_f64_ieee_fneg:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_fract_f64_e64 v[2:3], -v[0:1]
; GFX6-NEXT:    s_mov_b32 s4, -1
; GFX6-NEXT:    s_mov_b32 s5, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[2:3], v[2:3], s[4:5]
; GFX6-NEXT:    v_cmp_o_f64_e32 vcc, v[0:1], v[0:1]
; GFX6-NEXT:    v_cndmask_b32_e32 v2, v2, v0, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v3, v3, v1, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[2:3]
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX78-LABEL: v_floor_f64_ieee_fneg:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX78-NEXT:    v_floor_f64_e64 v[0:1], -v[0:1]
; GFX78-NEXT:    s_setpc_b64 s[30:31]
  %neg.x = fneg double %x
  %result = call double @llvm.floor.f64(double %neg.x)
  ret double %result
}

define double @v_floor_f64_nonieee(double %x) #1 {
; GFX6-LABEL: v_floor_f64_nonieee:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_fract_f64_e32 v[2:3], v[0:1]
; GFX6-NEXT:    s_mov_b32 s4, -1
; GFX6-NEXT:    s_mov_b32 s5, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[2:3], v[2:3], s[4:5]
; GFX6-NEXT:    v_cmp_o_f64_e32 vcc, v[0:1], v[0:1]
; GFX6-NEXT:    v_cndmask_b32_e32 v2, v2, v0, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v3, v3, v1, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], v[0:1], -v[2:3]
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX78-LABEL: v_floor_f64_nonieee:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX78-NEXT:    v_floor_f64_e32 v[0:1], v[0:1]
; GFX78-NEXT:    s_setpc_b64 s[30:31]
  %result = call double @llvm.floor.f64(double %x)
  ret double %result
}

define double @v_floor_f64_nonieee_nnan(double %x) #1 {
; GFX6-LABEL: v_floor_f64_nonieee_nnan:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_fract_f64_e32 v[2:3], v[0:1]
; GFX6-NEXT:    s_mov_b32 s4, -1
; GFX6-NEXT:    s_mov_b32 s5, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[2:3], v[2:3], s[4:5]
; GFX6-NEXT:    v_add_f64 v[0:1], v[0:1], -v[2:3]
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX78-LABEL: v_floor_f64_nonieee_nnan:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX78-NEXT:    v_floor_f64_e32 v[0:1], v[0:1]
; GFX78-NEXT:    s_setpc_b64 s[30:31]
  %result = call nnan double @llvm.floor.f64(double %x)
  ret double %result
}

define double @v_floor_f64_non_ieee_fneg(double %x) #1 {
; GFX6-LABEL: v_floor_f64_non_ieee_fneg:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_fract_f64_e64 v[2:3], -v[0:1]
; GFX6-NEXT:    s_mov_b32 s4, -1
; GFX6-NEXT:    s_mov_b32 s5, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[2:3], v[2:3], s[4:5]
; GFX6-NEXT:    v_cmp_o_f64_e32 vcc, v[0:1], v[0:1]
; GFX6-NEXT:    v_cndmask_b32_e32 v2, v2, v0, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v3, v3, v1, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], -v[0:1], -v[2:3]
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX78-LABEL: v_floor_f64_non_ieee_fneg:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX78-NEXT:    v_floor_f64_e64 v[0:1], -v[0:1]
; GFX78-NEXT:    s_setpc_b64 s[30:31]
  %neg.x = fneg double %x
  %result = call double @llvm.floor.f64(double %neg.x)
  ret double %result
}

define double @v_floor_f64_fabs(double %x) {
; GFX6-LABEL: v_floor_f64_fabs:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_fract_f64_e64 v[2:3], |v[0:1]|
; GFX6-NEXT:    s_mov_b32 s4, -1
; GFX6-NEXT:    s_mov_b32 s5, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[2:3], v[2:3], s[4:5]
; GFX6-NEXT:    v_cmp_o_f64_e32 vcc, v[0:1], v[0:1]
; GFX6-NEXT:    v_cndmask_b32_e32 v2, v2, v0, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v3, v3, v1, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], |v[0:1]|, -v[2:3]
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX78-LABEL: v_floor_f64_fabs:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX78-NEXT:    v_floor_f64_e64 v[0:1], |v[0:1]|
; GFX78-NEXT:    s_setpc_b64 s[30:31]
; GFX7-LABEL: v_floor_f64_fabs:
; GFX7:       ; %bb.0:
; GFX7-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX7-NEXT:    v_floor_f64_e64 v[0:1], |v[0:1]|
; GFX7-NEXT:    s_setpc_b64 s[30:31]
  %abs.x = call double @llvm.fabs.f64(double %x)
  %result = call double @llvm.floor.f64(double %abs.x)
  ret double %result
}

define double @v_floor_f64_fneg_fabs(double %x) {
; GFX6-LABEL: v_floor_f64_fneg_fabs:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX6-NEXT:    v_fract_f64_e64 v[2:3], -|v[0:1]|
; GFX6-NEXT:    s_mov_b32 s4, -1
; GFX6-NEXT:    s_mov_b32 s5, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[2:3], v[2:3], s[4:5]
; GFX6-NEXT:    v_cmp_o_f64_e32 vcc, v[0:1], v[0:1]
; GFX6-NEXT:    v_cndmask_b32_e32 v2, v2, v0, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v3, v3, v1, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], -|v[0:1]|, -v[2:3]
; GFX6-NEXT:    s_setpc_b64 s[30:31]
;
; GFX78-LABEL: v_floor_f64_fneg_fabs:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GFX78-NEXT:    v_floor_f64_e64 v[0:1], -|v[0:1]|
; GFX78-NEXT:    s_setpc_b64 s[30:31]
  %abs.x = call double @llvm.fabs.f64(double %x)
  %neg.abs.x = fneg double %abs.x
  %result = call double @llvm.floor.f64(double %neg.abs.x)
  ret double %result
}

define amdgpu_ps <2 x float> @s_floor_f64(double inreg %x) {
; GFX6-LABEL: s_floor_f64:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    v_fract_f64_e32 v[0:1], s[2:3]
; GFX6-NEXT:    s_mov_b32 s0, -1
; GFX6-NEXT:    s_mov_b32 s1, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[0:1], v[0:1], s[0:1]
; GFX6-NEXT:    v_cmp_o_f64_e64 vcc, s[2:3], s[2:3]
; GFX6-NEXT:    v_mov_b32_e32 v2, s2
; GFX6-NEXT:    v_mov_b32_e32 v3, s3
; GFX6-NEXT:    v_cndmask_b32_e32 v0, v0, v2, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v1, v1, v3, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], s[2:3], -v[0:1]
; GFX6-NEXT:    ; return to shader part epilog
;
; GFX78-LABEL: s_floor_f64:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    v_floor_f64_e32 v[0:1], s[2:3]
; GFX78-NEXT:    ; return to shader part epilog
  %result = call double @llvm.floor.f64(double %x)
  %cast = bitcast double %result to <2 x float>
  ret <2 x float> %cast
}

define amdgpu_ps <2 x float> @s_floor_f64_fneg(double inreg %x) {
; GFX6-LABEL: s_floor_f64_fneg:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    v_fract_f64_e64 v[0:1], -s[2:3]
; GFX6-NEXT:    s_mov_b32 s0, -1
; GFX6-NEXT:    s_mov_b32 s1, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[0:1], v[0:1], s[0:1]
; GFX6-NEXT:    v_cmp_o_f64_e64 vcc, s[2:3], s[2:3]
; GFX6-NEXT:    v_mov_b32_e32 v2, s2
; GFX6-NEXT:    v_mov_b32_e32 v3, s3
; GFX6-NEXT:    v_cndmask_b32_e32 v0, v0, v2, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v1, v1, v3, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], -s[2:3], -v[0:1]
; GFX6-NEXT:    ; return to shader part epilog
;
; GFX78-LABEL: s_floor_f64_fneg:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    v_floor_f64_e64 v[0:1], -s[2:3]
; GFX78-NEXT:    ; return to shader part epilog
  %neg.x = fneg double %x
  %result = call double @llvm.floor.f64(double %neg.x)
  %cast = bitcast double %result to <2 x float>
  ret <2 x float> %cast
}

define amdgpu_ps <2 x float> @s_floor_f64_fabs(double inreg %x) {
; GFX6-LABEL: s_floor_f64_fabs:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    v_fract_f64_e64 v[0:1], |s[2:3]|
; GFX6-NEXT:    s_mov_b32 s0, -1
; GFX6-NEXT:    s_mov_b32 s1, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[0:1], v[0:1], s[0:1]
; GFX6-NEXT:    v_cmp_o_f64_e64 vcc, s[2:3], s[2:3]
; GFX6-NEXT:    v_mov_b32_e32 v2, s2
; GFX6-NEXT:    v_mov_b32_e32 v3, s3
; GFX6-NEXT:    v_cndmask_b32_e32 v0, v0, v2, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v1, v1, v3, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], |s[2:3]|, -v[0:1]
; GFX6-NEXT:    ; return to shader part epilog
;
; GFX78-LABEL: s_floor_f64_fabs:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    v_floor_f64_e64 v[0:1], |s[2:3]|
; GFX78-NEXT:    ; return to shader part epilog
  %abs.x = call double @llvm.fabs.f64(double %x)
  %result = call double @llvm.floor.f64(double %abs.x)
  %cast = bitcast double %result to <2 x float>
  ret <2 x float> %cast
}

define amdgpu_ps <2 x float> @s_floor_f64_fneg_fabs(double inreg %x) {
; GFX6-LABEL: s_floor_f64_fneg_fabs:
; GFX6:       ; %bb.0:
; GFX6-NEXT:    v_fract_f64_e64 v[0:1], -|s[2:3]|
; GFX6-NEXT:    s_mov_b32 s0, -1
; GFX6-NEXT:    s_mov_b32 s1, 0x3fefffff
; GFX6-NEXT:    v_min_f64 v[0:1], v[0:1], s[0:1]
; GFX6-NEXT:    v_cmp_o_f64_e64 vcc, s[2:3], s[2:3]
; GFX6-NEXT:    v_mov_b32_e32 v2, s2
; GFX6-NEXT:    v_mov_b32_e32 v3, s3
; GFX6-NEXT:    v_cndmask_b32_e32 v0, v0, v2, vcc
; GFX6-NEXT:    v_cndmask_b32_e32 v1, v1, v3, vcc
; GFX6-NEXT:    v_add_f64 v[0:1], -|s[2:3]|, -v[0:1]
; GFX6-NEXT:    ; return to shader part epilog
;
; GFX78-LABEL: s_floor_f64_fneg_fabs:
; GFX78:       ; %bb.0:
; GFX78-NEXT:    v_floor_f64_e64 v[0:1], -|s[2:3]|
; GFX78-NEXT:    ; return to shader part epilog
  %abs.x = call double @llvm.fabs.f64(double %x)
  %neg.abs.x = fneg double %abs.x
  %result = call double @llvm.floor.f64(double %neg.abs.x)
  %cast = bitcast double %result to <2 x float>
  ret <2 x float> %cast
}

declare double @llvm.floor.f64(double) #0
declare double @llvm.fabs.f64(double) #0

attributes #0 = { nounwind readnone speculatable willreturn }
attributes #1 = { "amdgpu-ieee"="false" }