llvm/llvm/test/CodeGen/AMDGPU/fp-classify.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -mtriple=amdgcn -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=SI %s
; RUN: llc -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=VI %s
; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX11 %s

declare float @llvm.fabs.f32(float) #1
declare double @llvm.fabs.f64(double) #1

define amdgpu_kernel void @test_isinf_pattern(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_isinf_pattern:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x204
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, vcc
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isinf_pattern:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x204
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, vcc
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isinf_pattern:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f32_e64 s2, s4, 0x204
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %fabs = tail call float @llvm.fabs.f32(float %x) #1
  %cmp = fcmp oeq float %fabs, 0x7FF0000000000000
  %ext = zext i1 %cmp to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_not_isinf_pattern_0(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_not_isinf_pattern_0:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x7f800000
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_nlg_f32_e64 s[4:5], |s4|, v0
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[4:5]
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_not_isinf_pattern_0:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x7f800000
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_nlg_f32_e64 s[2:3], |s4|, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, s[2:3]
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_not_isinf_pattern_0:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_nlg_f32_e64 s2, 0x7f800000, |s4|
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %fabs = tail call float @llvm.fabs.f32(float %x) #1
  %cmp = fcmp ueq float %fabs, 0x7FF0000000000000
  %ext = zext i1 %cmp to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_not_isinf_pattern_1(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_not_isinf_pattern_1:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_not_isinf_pattern_1:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v2, 0
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_not_isinf_pattern_1:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    global_store_b32 v0, v0, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %fabs = tail call float @llvm.fabs.f32(float %x) #1
  %cmp = fcmp oeq float %fabs, 0xFFF0000000000000
  %ext = zext i1 %cmp to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_isfinite_pattern_0(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_isfinite_pattern_0:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, vcc
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_pattern_0:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, vcc
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_pattern_0:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f32_e64 s2, s4, 0x1f8
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord float %x, 0.000000e+00
  %x.fabs = tail call float @llvm.fabs.f32(float %x) #1
  %ninf = fcmp une float %x.fabs, 0x7FF0000000000000
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_isfinite_pattern_1(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_isfinite_pattern_1:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, vcc
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_pattern_1:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, vcc
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_pattern_1:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f32_e64 s2, s4, 0x1f8
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %x.fabs = tail call float @llvm.fabs.f32(float %x) #3
  %cmpinf = fcmp one float %x.fabs, 0x7FF0000000000000
  %ext = zext i1 %cmpinf to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

; Use negative infinity
define amdgpu_kernel void @test_isfinite_not_pattern_0(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_isfinite_not_pattern_0:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_o_f32_e64 s[4:5], s4, s4
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[4:5]
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_not_pattern_0:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_o_f32_e64 s[2:3], s4, s4
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, s[2:3]
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_not_pattern_0:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_o_f32_e64 s2, s4, s4
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord float %x, 0.000000e+00
  %x.fabs = tail call float @llvm.fabs.f32(float %x) #1
  %ninf = fcmp une float %x.fabs, 0xFFF0000000000000
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

; No fabs
define amdgpu_kernel void @test_isfinite_not_pattern_1(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_isfinite_not_pattern_1:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_load_dword s6, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x7f800000
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_o_f32_e64 s[4:5], s6, s6
; SI-NEXT:    v_cmp_neq_f32_e32 vcc, s6, v0
; SI-NEXT:    s_and_b64 s[4:5], s[4:5], vcc
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[4:5]
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_not_pattern_1:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x7f800000
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_o_f32_e64 s[2:3], s4, s4
; VI-NEXT:    v_cmp_neq_f32_e32 vcc, s4, v0
; VI-NEXT:    s_and_b64 s[2:3], s[2:3], vcc
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, s[2:3]
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_not_pattern_1:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_o_f32_e64 s2, s4, s4
; GFX11-NEXT:    v_cmp_neq_f32_e64 s3, 0x7f800000, s4
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
; GFX11-NEXT:    s_and_b32 s2, s2, s3
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord float %x, 0.000000e+00
  %ninf = fcmp une float %x, 0x7FF0000000000000
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

; fabs of different value
define amdgpu_kernel void @test_isfinite_not_pattern_2(ptr addrspace(1) nocapture %out, float %x, float %y) #0 {
; SI-LABEL: test_isfinite_not_pattern_2:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx4 s[0:3], s[2:3], 0x9
; SI-NEXT:    s_mov_b32 s7, 0xf000
; SI-NEXT:    s_mov_b32 s6, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x7f800000
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    s_mov_b32 s4, s0
; SI-NEXT:    s_mov_b32 s5, s1
; SI-NEXT:    v_cmp_o_f32_e64 s[0:1], s2, s2
; SI-NEXT:    v_cmp_neq_f32_e64 s[2:3], |s3|, v0
; SI-NEXT:    s_and_b64 s[0:1], s[0:1], s[2:3]
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[0:1]
; SI-NEXT:    buffer_store_dword v0, off, s[4:7], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_not_pattern_2:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dwordx4 s[0:3], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x7f800000
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_o_f32_e64 s[4:5], s2, s2
; VI-NEXT:    v_cmp_neq_f32_e64 s[2:3], |s3|, v0
; VI-NEXT:    s_and_b64 s[2:3], s[4:5], s[2:3]
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, s[2:3]
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_not_pattern_2:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_load_b128 s[0:3], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_o_f32_e64 s2, s2, s2
; GFX11-NEXT:    v_cmp_neq_f32_e64 s3, 0x7f800000, |s3|
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
; GFX11-NEXT:    s_and_b32 s2, s2, s3
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord float %x, 0.000000e+00
  %x.fabs = tail call float @llvm.fabs.f32(float %y) #1
  %ninf = fcmp une float %x.fabs, 0x7FF0000000000000
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

; Wrong ordered compare type
define amdgpu_kernel void @test_isfinite_not_pattern_3(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_isfinite_not_pattern_3:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_load_dword s6, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x7f800000
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_u_f32_e64 s[4:5], s6, s6
; SI-NEXT:    v_cmp_neq_f32_e64 s[6:7], |s6|, v0
; SI-NEXT:    s_and_b64 s[4:5], s[4:5], s[6:7]
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[4:5]
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_not_pattern_3:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x7f800000
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_u_f32_e64 s[2:3], s4, s4
; VI-NEXT:    v_cmp_neq_f32_e64 s[4:5], |s4|, v0
; VI-NEXT:    s_and_b64 s[2:3], s[2:3], s[4:5]
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, s[2:3]
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_not_pattern_3:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_u_f32_e64 s2, s4, s4
; GFX11-NEXT:    v_cmp_neq_f32_e64 s3, 0x7f800000, |s4|
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
; GFX11-NEXT:    s_and_b32 s2, s2, s3
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp uno float %x, 0.000000e+00
  %x.fabs = tail call float @llvm.fabs.f32(float %x) #1
  %ninf = fcmp une float %x.fabs, 0x7FF0000000000000
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_isfinite_pattern_4(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_isfinite_pattern_4:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, vcc
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_pattern_4:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, vcc
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_pattern_4:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f32_e64 s2, s4, 0x1f8
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord float %x, 0.000000e+00
  %x.fabs = tail call float @llvm.fabs.f32(float %x) #1
  %ninf = fcmp one float %x.fabs, 0x7FF0000000000000
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_isfinite_pattern_4_commute_and(ptr addrspace(1) nocapture %out, float %x) #0 {
; SI-LABEL: test_isfinite_pattern_4_commute_and:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, vcc
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_pattern_4_commute_and:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_class_f32_e32 vcc, s4, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, vcc
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_pattern_4_commute_and:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f32_e64 s2, s4, 0x1f8
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord float %x, 0.000000e+00
  %x.fabs = tail call float @llvm.fabs.f32(float %x) #1
  %ninf = fcmp one float %x.fabs, 0x7FF0000000000000
  %and = and i1 %ninf, %ord
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_not_isfinite_pattern_4_wrong_ord_test(ptr addrspace(1) nocapture %out, float %x, [8 x i32], float %y) #0 {
; SI-LABEL: test_not_isfinite_pattern_4_wrong_ord_test:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dword s0, s[2:3], 0x14
; SI-NEXT:    s_load_dwordx2 s[4:5], s[2:3], 0x9
; SI-NEXT:    s_load_dword s1, s[2:3], 0xb
; SI-NEXT:    s_mov_b32 s7, 0xf000
; SI-NEXT:    s_mov_b32 s6, -1
; SI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_mov_b32_e32 v1, s0
; SI-NEXT:    v_cmp_o_f32_e32 vcc, s1, v1
; SI-NEXT:    v_cmp_class_f32_e64 s[0:1], s1, v0
; SI-NEXT:    s_and_b64 s[0:1], vcc, s[0:1]
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[0:1]
; SI-NEXT:    buffer_store_dword v0, off, s[4:7], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_not_isfinite_pattern_4_wrong_ord_test:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s0, s[2:3], 0x50
; VI-NEXT:    s_load_dword s1, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[2:3], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_mov_b32_e32 v1, s0
; VI-NEXT:    v_cmp_class_f32_e32 vcc, s1, v0
; VI-NEXT:    v_cmp_o_f32_e64 s[0:1], s1, v1
; VI-NEXT:    s_and_b64 s[0:1], s[0:1], vcc
; VI-NEXT:    v_mov_b32_e32 v0, s2
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, s[0:1]
; VI-NEXT:    v_mov_b32_e32 v1, s3
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_not_isfinite_pattern_4_wrong_ord_test:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x2
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b32 s5, s[2:3], 0x50
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f32_e64 s3, s4, 0x1f8
; GFX11-NEXT:    v_cmp_o_f32_e64 s2, s4, s5
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
; GFX11-NEXT:    s_and_b32 s2, s2, s3
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord float %x, %y
  %x.fabs = tail call float @llvm.fabs.f32(float %x) #1
  %ninf = fcmp one float %x.fabs, 0x7FF0000000000000
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_isinf_pattern_f16(ptr addrspace(1) nocapture %out, half %x) #0 {
; SI-LABEL: test_isinf_pattern_f16:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    s_and_b32 s4, s4, 0x7fff
; SI-NEXT:    s_cmpk_eq_i32 s4, 0x7c00
; SI-NEXT:    s_cselect_b64 s[4:5], -1, 0
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[4:5]
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isinf_pattern_f16:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x204
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_class_f16_e32 vcc, s4, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, vcc
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isinf_pattern_f16:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f16_e64 s2, s4, 0x204
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %fabs = tail call half @llvm.fabs.f16(half %x) #1
  %cmp = fcmp oeq half %fabs, 0xH7C00
  %ext = zext i1 %cmp to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_isfinite_pattern_0_f16(ptr addrspace(1) nocapture %out, half %x) #0 {
; SI-LABEL: test_isfinite_pattern_0_f16:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cvt_f32_f16_e32 v0, s4
; SI-NEXT:    s_and_b32 s4, s4, 0x7fff
; SI-NEXT:    v_cmp_o_f32_e32 vcc, v0, v0
; SI-NEXT:    s_cmpk_lg_i32 s4, 0x7c00
; SI-NEXT:    s_cselect_b64 s[4:5], -1, 0
; SI-NEXT:    s_and_b64 s[4:5], vcc, s[4:5]
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[4:5]
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_pattern_0_f16:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_class_f16_e32 vcc, s4, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, vcc
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_pattern_0_f16:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f16_e64 s2, s4, 0x1f8
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord half %x, 0.0
  %x.fabs = tail call half @llvm.fabs.f16(half %x) #1
  %ninf = fcmp une half %x.fabs, 0xH7C00
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

define amdgpu_kernel void @test_isfinite_pattern_4_f16(ptr addrspace(1) nocapture %out, half %x) #0 {
; SI-LABEL: test_isfinite_pattern_4_f16:
; SI:       ; %bb.0:
; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
; SI-NEXT:    s_mov_b32 s3, 0xf000
; SI-NEXT:    s_mov_b32 s2, -1
; SI-NEXT:    s_waitcnt lgkmcnt(0)
; SI-NEXT:    v_cvt_f32_f16_e32 v0, s4
; SI-NEXT:    s_and_b32 s4, s4, 0x7fff
; SI-NEXT:    v_cmp_o_f32_e32 vcc, v0, v0
; SI-NEXT:    s_cmpk_lt_i32 s4, 0x7c00
; SI-NEXT:    s_cselect_b64 s[4:5], -1, 0
; SI-NEXT:    s_and_b64 s[4:5], vcc, s[4:5]
; SI-NEXT:    v_cndmask_b32_e64 v0, 0, 1, s[4:5]
; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
; SI-NEXT:    s_endpgm
;
; VI-LABEL: test_isfinite_pattern_4_f16:
; VI:       ; %bb.0:
; VI-NEXT:    s_load_dword s4, s[2:3], 0x2c
; VI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x24
; VI-NEXT:    v_mov_b32_e32 v0, 0x1f8
; VI-NEXT:    s_waitcnt lgkmcnt(0)
; VI-NEXT:    v_cmp_class_f16_e32 vcc, s4, v0
; VI-NEXT:    v_mov_b32_e32 v0, s0
; VI-NEXT:    v_cndmask_b32_e64 v2, 0, 1, vcc
; VI-NEXT:    v_mov_b32_e32 v1, s1
; VI-NEXT:    flat_store_dword v[0:1], v2
; VI-NEXT:    s_endpgm
;
; GFX11-LABEL: test_isfinite_pattern_4_f16:
; GFX11:       ; %bb.0:
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b32 s4, s[2:3], 0x2c
; GFX11-NEXT:    s_load_b64 s[0:1], s[2:3], 0x24
; GFX11-NEXT:    v_mov_b32_e32 v0, 0
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_cmp_class_f16_e64 s2, s4, 0x1f8
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_cndmask_b32_e64 v1, 0, 1, s2
; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
; GFX11-NEXT:    s_nop 0
; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
; GFX11-NEXT:    s_endpgm
  %ord = fcmp ord half %x, 0.0
  %x.fabs = tail call half @llvm.fabs.f16(half %x) #1
  %ninf = fcmp one half %x.fabs, 0xH7C00
  %and = and i1 %ord, %ninf
  %ext = zext i1 %and to i32
  store i32 %ext, ptr addrspace(1) %out, align 4
  ret void
}

declare half @llvm.fabs.f16(half) #1

attributes #0 = { nounwind }
attributes #1 = { nounwind readnone }