[llvm] f1353d2 - [AMDGPU] Precommit GISel test for min(max(x, y), max(min(x, y), z)) -> med3

Justin Bogner via llvm-commits llvm-commits at lists.llvm.org
Tue Dec 6 22:58:23 PST 2022


Author: Justin Bogner
Date: 2022-12-06T22:57:39-08:00
New Revision: f1353d2f1a7bbea2f6f5a584fe9af0e09a34a259

URL: https://github.com/llvm/llvm-project/commit/f1353d2f1a7bbea2f6f5a584fe9af0e09a34a259
DIFF: https://github.com/llvm/llvm-project/commit/f1353d2f1a7bbea2f6f5a584fe9af0e09a34a259.diff

LOG: [AMDGPU] Precommit GISel test for min(max(x, y), max(min(x, y), z)) -> med3

These combines will be added by https://reviews.llvm.org/D139508

Added: 
    

Modified: 
    llvm/test/CodeGen/AMDGPU/GlobalISel/fmed3.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/fmed3.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/fmed3.ll
index b9bc0eb730f1..42855a822b74 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/fmed3.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/fmed3.ll
@@ -127,6 +127,142 @@ define amdgpu_kernel void @v_test_global_nnans_med3_f32_pat0_srcmod0(ptr addrspa
   ret void
 }
 
+define amdgpu_kernel void @v_test_global_nnans_med3_f32_pat1_srcmod0(ptr addrspace(1) %out, ptr addrspace(1) %aptr, ptr addrspace(1) %bptr, ptr addrspace(1) %cptr) #2 {
+; SI-LABEL: v_test_global_nnans_med3_f32_pat1_srcmod0:
+; SI:       ; %bb.0:
+; SI-NEXT:    s_load_dwordx8 s[0:7], s[0:1], 0x9
+; SI-NEXT:    v_lshlrev_b32_e32 v0, 2, v0
+; SI-NEXT:    v_mov_b32_e32 v1, 0
+; SI-NEXT:    s_mov_b32 s10, 0
+; SI-NEXT:    s_mov_b32 s11, 0xf000
+; SI-NEXT:    s_waitcnt lgkmcnt(0)
+; SI-NEXT:    s_mov_b64 s[8:9], s[2:3]
+; SI-NEXT:    buffer_load_dword v2, v[0:1], s[8:11], 0 addr64 glc
+; SI-NEXT:    s_waitcnt vmcnt(0)
+; SI-NEXT:    s_mov_b64 s[8:9], s[4:5]
+; SI-NEXT:    buffer_load_dword v3, v[0:1], s[8:11], 0 addr64 glc
+; SI-NEXT:    s_waitcnt vmcnt(0)
+; SI-NEXT:    s_mov_b64 s[8:9], s[6:7]
+; SI-NEXT:    buffer_load_dword v4, v[0:1], s[8:11], 0 addr64 glc
+; SI-NEXT:    s_waitcnt vmcnt(0)
+; SI-NEXT:    v_mul_f32_e32 v2, -1.0, v2
+; SI-NEXT:    v_max_f32_e32 v5, v2, v3
+; SI-NEXT:    v_min_f32_e32 v2, v2, v3
+; SI-NEXT:    v_max_f32_e32 v2, v2, v4
+; SI-NEXT:    v_min_f32_e32 v2, v5, v2
+; SI-NEXT:    s_mov_b64 s[2:3], s[10:11]
+; SI-NEXT:    buffer_store_dword v2, v[0:1], s[0:3], 0 addr64
+; SI-NEXT:    s_endpgm
+;
+; VI-LABEL: v_test_global_nnans_med3_f32_pat1_srcmod0:
+; VI:       ; %bb.0:
+; VI-NEXT:    s_load_dwordx8 s[0:7], s[0:1], 0x24
+; VI-NEXT:    v_lshlrev_b32_e32 v6, 2, v0
+; VI-NEXT:    s_waitcnt lgkmcnt(0)
+; VI-NEXT:    v_mov_b32_e32 v0, s2
+; VI-NEXT:    v_mov_b32_e32 v1, s3
+; VI-NEXT:    v_add_u32_e32 v0, vcc, v0, v6
+; VI-NEXT:    v_addc_u32_e32 v1, vcc, 0, v1, vcc
+; VI-NEXT:    v_mov_b32_e32 v2, s4
+; VI-NEXT:    v_mov_b32_e32 v3, s5
+; VI-NEXT:    v_add_u32_e32 v2, vcc, v2, v6
+; VI-NEXT:    v_addc_u32_e32 v3, vcc, 0, v3, vcc
+; VI-NEXT:    v_mov_b32_e32 v4, s6
+; VI-NEXT:    v_mov_b32_e32 v5, s7
+; VI-NEXT:    flat_load_dword v7, v[0:1] glc
+; VI-NEXT:    s_waitcnt vmcnt(0)
+; VI-NEXT:    flat_load_dword v2, v[2:3] glc
+; VI-NEXT:    s_waitcnt vmcnt(0)
+; VI-NEXT:    v_add_u32_e32 v0, vcc, v4, v6
+; VI-NEXT:    v_addc_u32_e32 v1, vcc, 0, v5, vcc
+; VI-NEXT:    flat_load_dword v3, v[0:1] glc
+; VI-NEXT:    s_waitcnt vmcnt(0)
+; VI-NEXT:    v_mov_b32_e32 v0, s0
+; VI-NEXT:    v_mov_b32_e32 v1, s1
+; VI-NEXT:    v_add_u32_e32 v0, vcc, v0, v6
+; VI-NEXT:    v_addc_u32_e32 v1, vcc, 0, v1, vcc
+; VI-NEXT:    v_mul_f32_e32 v4, -1.0, v7
+; VI-NEXT:    v_max_f32_e32 v5, v4, v2
+; VI-NEXT:    v_min_f32_e32 v2, v4, v2
+; VI-NEXT:    v_max_f32_e32 v2, v2, v3
+; VI-NEXT:    v_min_f32_e32 v2, v5, v2
+; VI-NEXT:    flat_store_dword v[0:1], v2
+; VI-NEXT:    s_endpgm
+;
+; GFX9-LABEL: v_test_global_nnans_med3_f32_pat1_srcmod0:
+; GFX9:       ; %bb.0:
+; GFX9-NEXT:    s_load_dwordx8 s[0:7], s[0:1], 0x24
+; GFX9-NEXT:    v_lshlrev_b32_e32 v0, 2, v0
+; GFX9-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX9-NEXT:    global_load_dword v1, v0, s[2:3] glc
+; GFX9-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-NEXT:    global_load_dword v2, v0, s[4:5] glc
+; GFX9-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-NEXT:    global_load_dword v3, v0, s[6:7] glc
+; GFX9-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-NEXT:    v_max_f32_e64 v1, -v1, -v1
+; GFX9-NEXT:    v_max_f32_e32 v4, v1, v2
+; GFX9-NEXT:    v_min_f32_e32 v1, v1, v2
+; GFX9-NEXT:    v_max_f32_e32 v1, v1, v3
+; GFX9-NEXT:    v_min_f32_e32 v1, v4, v1
+; GFX9-NEXT:    global_store_dword v0, v1, s[0:1]
+; GFX9-NEXT:    s_endpgm
+;
+; GFX10-LABEL: v_test_global_nnans_med3_f32_pat1_srcmod0:
+; GFX10:       ; %bb.0:
+; GFX10-NEXT:    s_load_dwordx8 s[0:7], s[0:1], 0x24
+; GFX10-NEXT:    v_lshlrev_b32_e32 v0, 2, v0
+; GFX10-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX10-NEXT:    global_load_dword v1, v0, s[2:3] glc dlc
+; GFX10-NEXT:    s_waitcnt vmcnt(0)
+; GFX10-NEXT:    global_load_dword v2, v0, s[4:5] glc dlc
+; GFX10-NEXT:    s_waitcnt vmcnt(0)
+; GFX10-NEXT:    global_load_dword v3, v0, s[6:7] glc dlc
+; GFX10-NEXT:    s_waitcnt vmcnt(0)
+; GFX10-NEXT:    v_max_f32_e64 v1, -v1, -v1
+; GFX10-NEXT:    v_min_f32_e32 v4, v1, v2
+; GFX10-NEXT:    v_max_f32_e32 v1, v1, v2
+; GFX10-NEXT:    v_max_f32_e32 v2, v4, v3
+; GFX10-NEXT:    v_min_f32_e32 v1, v1, v2
+; GFX10-NEXT:    global_store_dword v0, v1, s[0:1]
+; GFX10-NEXT:    s_endpgm
+;
+; GFX11-LABEL: v_test_global_nnans_med3_f32_pat1_srcmod0:
+; GFX11:       ; %bb.0:
+; GFX11-NEXT:    s_load_b256 s[0:7], s[0:1], 0x24
+; GFX11-NEXT:    v_lshlrev_b32_e32 v0, 2, v0
+; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX11-NEXT:    global_load_b32 v1, v0, s[2:3] glc dlc
+; GFX11-NEXT:    s_waitcnt vmcnt(0)
+; GFX11-NEXT:    global_load_b32 v2, v0, s[4:5] glc dlc
+; GFX11-NEXT:    s_waitcnt vmcnt(0)
+; GFX11-NEXT:    global_load_b32 v3, v0, s[6:7] glc dlc
+; GFX11-NEXT:    s_waitcnt vmcnt(0)
+; GFX11-NEXT:    v_max_f32_e64 v1, -v1, -v1
+; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
+; GFX11-NEXT:    v_max_f32_e32 v4, v1, v2
+; GFX11-NEXT:    v_min_f32_e32 v1, v1, v2
+; GFX11-NEXT:    v_maxmin_f32 v1, v1, v3, v4
+; GFX11-NEXT:    global_store_b32 v0, v1, s[0:1]
+; GFX11-NEXT:    s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
+; GFX11-NEXT:    s_endpgm
+  %tid = call i32 @llvm.amdgcn.workitem.id.x()
+  %gep0 = getelementptr float, ptr addrspace(1) %aptr, i32 %tid
+  %gep1 = getelementptr float, ptr addrspace(1) %bptr, i32 %tid
+  %gep2 = getelementptr float, ptr addrspace(1) %cptr, i32 %tid
+  %outgep = getelementptr float, ptr addrspace(1) %out, i32 %tid
+  %a = load volatile float, ptr addrspace(1) %gep0
+  %b = load volatile float, ptr addrspace(1) %gep1
+  %c = load volatile float, ptr addrspace(1) %gep2
+  %a.fneg = fsub float -0.0, %a
+  %tmp0 = call float @llvm.maxnum.f32(float %a.fneg, float %b)
+  %tmp1 = call float @llvm.minnum.f32(float %a.fneg, float %b)
+  %tmp2 = call float @llvm.maxnum.f32(float %tmp1, float %c)
+  %med3 = call float @llvm.minnum.f32(float %tmp0, float %tmp2)
+  store float %med3, ptr addrspace(1) %outgep
+  ret void
+}
+
 define amdgpu_kernel void @v_test_no_global_nnans_med3_f32_pat0_srcmod0(ptr addrspace(1) %out, ptr addrspace(1) %aptr, ptr addrspace(1) %bptr, ptr addrspace(1) %cptr) #1 {
 ; SI-LABEL: v_test_no_global_nnans_med3_f32_pat0_srcmod0:
 ; SI:       ; %bb.0:


        


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