[llvm] Add mad support for v_pk_* 16 bit integer (PR #95104)

via llvm-commits llvm-commits at lists.llvm.org
Tue Jun 11 05:52:05 PDT 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-amdgpu

Author: David Stuttard (dstutt)

<details>
<summary>Changes</summary>

Change-Id: I88c02fa15b56b26abb0315b1d447d51bb19f0843


---

Patch is 67.67 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/95104.diff


3 Files Affected:

- (modified) llvm/lib/Target/AMDGPU/VOP3PInstructions.td (+1-1) 
- (modified) llvm/test/CodeGen/AMDGPU/integer-mad-patterns.ll (+377-472) 
- (modified) llvm/test/CodeGen/AMDGPU/reassoc-mul-add-1-to-mad.ll (+10-17) 


``````````diff
diff --git a/llvm/lib/Target/AMDGPU/VOP3PInstructions.td b/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
index 4c78bd94458d2..9dc4daa1cef08 100644
--- a/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
+++ b/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
@@ -90,7 +90,7 @@ multiclass VOP3_VOP3PInst<string OpName, VOP3P_Mix_Profile P> {
 let isReMaterializable = 1 in {
 let isCommutable = 1 in {
 defm V_PK_MAD_I16 : VOP3PInst<"v_pk_mad_i16", VOP3P_Profile<VOP_V2I16_V2I16_V2I16_V2I16>>;
-defm V_PK_MAD_U16 : VOP3PInst<"v_pk_mad_u16", VOP3P_Profile<VOP_V2I16_V2I16_V2I16_V2I16>>;
+defm V_PK_MAD_U16 : VOP3PInst<"v_pk_mad_u16", VOP3P_Profile<VOP_V2I16_V2I16_V2I16_V2I16>, imad>;
 
 let FPDPRounding = 1 in {
 defm V_PK_FMA_F16 : VOP3PInst<"v_pk_fma_f16", VOP3P_Profile<VOP_V2F16_V2F16_V2F16_V2F16>, any_fma>;
diff --git a/llvm/test/CodeGen/AMDGPU/integer-mad-patterns.ll b/llvm/test/CodeGen/AMDGPU/integer-mad-patterns.ll
index 526ee5a51745d..3dea5cb5c1423 100644
--- a/llvm/test/CodeGen/AMDGPU/integer-mad-patterns.ll
+++ b/llvm/test/CodeGen/AMDGPU/integer-mad-patterns.ll
@@ -477,42 +477,38 @@ define <2 x i16> @clpeak_imad_pat_v2i16(<2 x i16> %x, <2 x i16> %y) {
 ; GFX9:       ; %bb.0: ; %entry
 ; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX9-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
-; GFX9-NEXT:    v_pk_mul_lo_u16 v2, v0, v1
-; GFX9-NEXT:    v_pk_add_u16 v0, v2, v0
+; GFX9-NEXT:    v_pk_mad_u16 v2, v0, v1, v0
+; GFX9-NEXT:    v_pk_mul_lo_u16 v3, v2, v1
+; GFX9-NEXT:    v_pk_mad_u16 v0, v0, v1, 1 op_sel_hi:[1,1,0]
+; GFX9-NEXT:    v_pk_mad_u16 v1, v2, v1, 1 op_sel_hi:[1,1,0]
+; GFX9-NEXT:    v_pk_mul_lo_u16 v0, v3, v0
 ; GFX9-NEXT:    v_pk_mul_lo_u16 v0, v0, v1
-; GFX9-NEXT:    v_pk_add_u16 v1, v2, 1 op_sel_hi:[1,0]
-; GFX9-NEXT:    v_pk_add_u16 v2, v0, 1 op_sel_hi:[1,0]
-; GFX9-NEXT:    v_pk_mul_lo_u16 v0, v0, v1
-; GFX9-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX9-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX10-LABEL: clpeak_imad_pat_v2i16:
 ; GFX10:       ; %bb.0: ; %entry
 ; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX10-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
-; GFX10-NEXT:    v_pk_mul_lo_u16 v2, v0, v1
-; GFX10-NEXT:    v_pk_add_u16 v0, v2, v0
-; GFX10-NEXT:    v_pk_mul_lo_u16 v0, v0, v1
-; GFX10-NEXT:    v_pk_add_u16 v1, v2, 1 op_sel_hi:[1,0]
-; GFX10-NEXT:    v_pk_add_u16 v2, v0, 1 op_sel_hi:[1,0]
+; GFX10-NEXT:    v_pk_mad_u16 v2, v0, v1, v0
+; GFX10-NEXT:    v_pk_mad_u16 v0, v0, v1, 1 op_sel_hi:[1,1,0]
+; GFX10-NEXT:    v_pk_mul_lo_u16 v3, v2, v1
+; GFX10-NEXT:    v_pk_mad_u16 v1, v2, v1, 1 op_sel_hi:[1,1,0]
+; GFX10-NEXT:    v_pk_mul_lo_u16 v0, v3, v0
 ; GFX10-NEXT:    v_pk_mul_lo_u16 v0, v0, v1
-; GFX10-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX10-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX11-LABEL: clpeak_imad_pat_v2i16:
 ; GFX11:       ; %bb.0: ; %entry
 ; GFX11-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX11-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
-; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
-; GFX11-NEXT:    v_pk_mul_lo_u16 v2, v0, v1
-; GFX11-NEXT:    v_pk_add_u16 v0, v2, v0
 ; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_2)
-; GFX11-NEXT:    v_pk_mul_lo_u16 v0, v0, v1
-; GFX11-NEXT:    v_pk_add_u16 v1, v2, 1 op_sel_hi:[1,0]
-; GFX11-NEXT:    v_pk_add_u16 v2, v0, 1 op_sel_hi:[1,0]
+; GFX11-NEXT:    v_pk_mad_u16 v2, v0, v1, v0
+; GFX11-NEXT:    v_pk_mad_u16 v0, v0, v1, 1 op_sel_hi:[1,1,0]
+; GFX11-NEXT:    v_pk_mul_lo_u16 v3, v2, v1
+; GFX11-NEXT:    v_pk_mad_u16 v1, v2, v1, 1 op_sel_hi:[1,1,0]
 ; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_1)
+; GFX11-NEXT:    v_pk_mul_lo_u16 v0, v3, v0
 ; GFX11-NEXT:    v_pk_mul_lo_u16 v0, v0, v1
-; GFX11-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX11-NEXT:    s_setpc_b64 s[30:31]
 entry:
   %y18 = add <2 x i16> %x, <i16 1, i16 1>
@@ -691,22 +687,20 @@ define <3 x i16> @clpeak_imad_pat_v3i16(<3 x i16> %x, <3 x i16> %y) {
 ; GFX9-SDAG-LABEL: clpeak_imad_pat_v3i16:
 ; GFX9-SDAG:       ; %bb.0: ; %entry
 ; GFX9-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1
 ; GFX9-SDAG-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v4, v0, v2
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v5, v1, v3
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v1, v5, v1
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v0, v4, v0
+; GFX9-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v4, v1, v3, v1
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v5, v0, v2, v0
+; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v6, v5, v2
+; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v7, v4, v3
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v1, v1, v3, 1
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v3, v4, v3, 1
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v2, v5, v2, 1 op_sel_hi:[1,1,0]
+; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
+; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
 ; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v2, v4, 1 op_sel_hi:[1,0]
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v3, v5, 1
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v4, v1, 1
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v5, v0, 1 op_sel_hi:[1,0]
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v5
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v4
 ; GFX9-SDAG-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX9-GISEL-LABEL: clpeak_imad_pat_v3i16:
@@ -714,41 +708,37 @@ define <3 x i16> @clpeak_imad_pat_v3i16(<3 x i16> %x, <3 x i16> %y) {
 ; GFX9-GISEL-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX9-GISEL-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
 ; GFX9-GISEL-NEXT:    v_pk_add_u16 v1, v1, 1
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v4, v0, v2
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v5, v1, v3
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v0, v4, v0
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v1, v5, v1
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v4, v0, v2, v0
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v5, v1, v3, v1
+; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v6, v4, v2
+; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v7, v5, v3
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v1, v1, v3, 1
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v2, v4, v2, 1 op_sel_hi:[1,1,0]
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v3, v5, v3, 1
+; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
+; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
 ; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v2, v4, 1 op_sel_hi:[1,0]
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v3, v5, 1
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v4, v0, 1 op_sel_hi:[1,0]
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v5, v1, 1
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v4
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v5
 ; GFX9-GISEL-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX10-SDAG-LABEL: clpeak_imad_pat_v3i16:
 ; GFX10-SDAG:       ; %bb.0: ; %entry
 ; GFX10-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1
 ; GFX10-SDAG-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v4, v1, v3
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v5, v0, v2
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v1, v4, v1
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v0, v5, v0
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v2, v5, 1 op_sel_hi:[1,0]
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v3, v4, 1
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v4, v1, 1
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v5, v0, 1 op_sel_hi:[1,0]
+; GFX10-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v4, v0, v2, v0
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v5, v1, v3, v1
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v1, v1, v3, 1
+; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v6, v4, v2
+; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v7, v5, v3
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v3, v5, v3, 1
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v2, v4, v2, 1 op_sel_hi:[1,1,0]
+; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
+; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
 ; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v5
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v4
 ; GFX10-SDAG-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX10-GISEL-LABEL: clpeak_imad_pat_v3i16:
@@ -756,47 +746,41 @@ define <3 x i16> @clpeak_imad_pat_v3i16(<3 x i16> %x, <3 x i16> %y) {
 ; GFX10-GISEL-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX10-GISEL-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
 ; GFX10-GISEL-NEXT:    v_pk_add_u16 v1, v1, 1
-; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v4, v0, v2
-; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v5, v1, v3
-; GFX10-GISEL-NEXT:    v_pk_add_u16 v0, v4, v0
-; GFX10-GISEL-NEXT:    v_pk_add_u16 v1, v5, v1
-; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX10-GISEL-NEXT:    v_pk_add_u16 v2, v4, 1 op_sel_hi:[1,0]
-; GFX10-GISEL-NEXT:    v_pk_add_u16 v3, v5, 1
-; GFX10-GISEL-NEXT:    v_pk_add_u16 v4, v0, 1 op_sel_hi:[1,0]
-; GFX10-GISEL-NEXT:    v_pk_add_u16 v5, v1, 1
+; GFX10-GISEL-NEXT:    v_pk_mad_u16 v4, v0, v2, v0
+; GFX10-GISEL-NEXT:    v_pk_mad_u16 v5, v1, v3, v1
+; GFX10-GISEL-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX10-GISEL-NEXT:    v_pk_mad_u16 v1, v1, v3, 1
+; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v6, v4, v2
+; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v7, v5, v3
+; GFX10-GISEL-NEXT:    v_pk_mad_u16 v2, v4, v2, 1 op_sel_hi:[1,1,0]
+; GFX10-GISEL-NEXT:    v_pk_mad_u16 v3, v5, v3, 1
+; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
+; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
 ; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v4
-; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v5
 ; GFX10-GISEL-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX11-SDAG-LABEL: clpeak_imad_pat_v3i16:
 ; GFX11-SDAG:       ; %bb.0: ; %entry
 ; GFX11-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; GFX11-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1
 ; GFX11-SDAG-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
+; GFX11-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1
 ; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
-; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v4, v1, v3
-; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v5, v0, v2
-; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
-; GFX11-SDAG-NEXT:    v_pk_add_u16 v1, v4, v1
-; GFX11-SDAG-NEXT:    v_pk_add_u16 v0, v5, v0
-; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
-; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX11-SDAG-NEXT:    v_pk_add_u16 v2, v5, 1 op_sel_hi:[1,0]
-; GFX11-SDAG-NEXT:    v_pk_add_u16 v3, v4, 1
+; GFX11-SDAG-NEXT:    v_pk_mad_u16 v4, v0, v2, v0
+; GFX11-SDAG-NEXT:    v_pk_mad_u16 v5, v1, v3, v1
+; GFX11-SDAG-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX11-SDAG-NEXT:    v_pk_mad_u16 v1, v1, v3, 1
 ; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_4) | instskip(NEXT) | instid1(VALU_DEP_4)
-; GFX11-SDAG-NEXT:    v_pk_add_u16 v4, v1, 1
-; GFX11-SDAG-NEXT:    v_pk_add_u16 v5, v0, 1 op_sel_hi:[1,0]
+; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v6, v4, v2
+; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v7, v5, v3
+; GFX11-SDAG-NEXT:    v_pk_mad_u16 v3, v5, v3, 1
+; GFX11-SDAG-NEXT:    v_pk_mad_u16 v2, v4, v2, 1 op_sel_hi:[1,1,0]
 ; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_4) | instskip(NEXT) | instid1(VALU_DEP_4)
+; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
+; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
+; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
 ; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
-; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v5
-; GFX11-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v4
 ; GFX11-SDAG-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX11-GISEL-LABEL: clpeak_imad_pat_v3i16:
@@ -805,25 +789,21 @@ define <3 x i16> @clpeak_imad_pat_v3i16(<3 x i16> %x, <3 x i16> %y) {
 ; GFX11-GISEL-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
 ; GFX11-GISEL-NEXT:    v_pk_add_u16 v1, v1, 1
 ; GFX11-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
-; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v4, v0, v2
-; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v5, v1, v3
-; GFX11-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
-; GFX11-GISEL-NEXT:    v_pk_add_u16 v0, v4, v0
-; GFX11-GISEL-NEXT:    v_pk_add_u16 v1, v5, v1
-; GFX11-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
-; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX11-GISEL-NEXT:    v_pk_add_u16 v2, v4, 1 op_sel_hi:[1,0]
-; GFX11-GISEL-NEXT:    v_pk_add_u16 v3, v5, 1
+; GFX11-GISEL-NEXT:    v_pk_mad_u16 v4, v0, v2, v0
+; GFX11-GISEL-NEXT:    v_pk_mad_u16 v5, v1, v3, v1
+; GFX11-GISEL-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX11-GISEL-NEXT:    v_pk_mad_u16 v1, v1, v3, 1
 ; GFX11-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_4) | instskip(NEXT) | instid1(VALU_DEP_4)
-; GFX11-GISEL-NEXT:    v_pk_add_u16 v4, v0, 1 op_sel_hi:[1,0]
-; GFX11-GISEL-NEXT:    v_pk_add_u16 v5, v1, 1
+; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v6, v4, v2
+; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v7, v5, v3
+; GFX11-GISEL-NEXT:    v_pk_mad_u16 v2, v4, v2, 1 op_sel_hi:[1,1,0]
+; GFX11-GISEL-NEXT:    v_pk_mad_u16 v3, v5, v3, 1
 ; GFX11-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_4) | instskip(NEXT) | instid1(VALU_DEP_4)
+; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
+; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
+; GFX11-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
 ; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX11-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
-; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v4
-; GFX11-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v5
 ; GFX11-GISEL-NEXT:    s_setpc_b64 s[30:31]
 entry:
   %y48 = add <3 x i16> %x, <i16 1, i16 1, i16 1>
@@ -1088,22 +1068,20 @@ define <4 x i16> @clpeak_imad_pat_v4i16(<4 x i16> %x, <4 x i16> %y) {
 ; GFX9-SDAG-LABEL: clpeak_imad_pat_v4i16:
 ; GFX9-SDAG:       ; %bb.0: ; %entry
 ; GFX9-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1 op_sel_hi:[1,0]
 ; GFX9-SDAG-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v4, v0, v2
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v5, v1, v3
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v1, v5, v1
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v0, v4, v0
+; GFX9-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1 op_sel_hi:[1,0]
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v4, v1, v3, v1
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v5, v0, v2, v0
+; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v6, v5, v2
+; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v7, v4, v3
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v1, v1, v3, 1 op_sel_hi:[1,1,0]
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v3, v4, v3, 1 op_sel_hi:[1,1,0]
+; GFX9-SDAG-NEXT:    v_pk_mad_u16 v2, v5, v2, 1 op_sel_hi:[1,1,0]
+; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
+; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
 ; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v2, v4, 1 op_sel_hi:[1,0]
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v3, v5, 1 op_sel_hi:[1,0]
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v4, v1, 1 op_sel_hi:[1,0]
-; GFX9-SDAG-NEXT:    v_pk_add_u16 v5, v0, 1 op_sel_hi:[1,0]
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v5
-; GFX9-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v4
 ; GFX9-SDAG-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX9-GISEL-LABEL: clpeak_imad_pat_v4i16:
@@ -1111,41 +1089,37 @@ define <4 x i16> @clpeak_imad_pat_v4i16(<4 x i16> %x, <4 x i16> %y) {
 ; GFX9-GISEL-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX9-GISEL-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
 ; GFX9-GISEL-NEXT:    v_pk_add_u16 v1, v1, 1 op_sel_hi:[1,0]
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v4, v0, v2
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v5, v1, v3
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v0, v4, v0
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v1, v5, v1
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v2, v4, 1 op_sel_hi:[1,0]
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v3, v5, 1 op_sel_hi:[1,0]
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v4, v0, 1 op_sel_hi:[1,0]
-; GFX9-GISEL-NEXT:    v_pk_add_u16 v5, v1, 1 op_sel_hi:[1,0]
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v4, v0, v2, v0
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v5, v1, v3, v1
+; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v6, v4, v2
+; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v7, v5, v3
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v1, v1, v3, 1 op_sel_hi:[1,1,0]
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v2, v4, v2, 1 op_sel_hi:[1,1,0]
+; GFX9-GISEL-NEXT:    v_pk_mad_u16 v3, v5, v3, 1 op_sel_hi:[1,1,0]
+; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
+; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
 ; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v0, v0, v4
-; GFX9-GISEL-NEXT:    v_pk_mul_lo_u16 v1, v1, v5
 ; GFX9-GISEL-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX10-SDAG-LABEL: clpeak_imad_pat_v4i16:
 ; GFX10-SDAG:       ; %bb.0: ; %entry
 ; GFX10-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1 op_sel_hi:[1,0]
 ; GFX10-SDAG-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v4, v1, v3
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v5, v0, v2
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v1, v4, v1
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v0, v5, v0
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v2, v5, 1 op_sel_hi:[1,0]
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v3, v4, 1 op_sel_hi:[1,0]
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v4, v1, 1 op_sel_hi:[1,0]
-; GFX10-SDAG-NEXT:    v_pk_add_u16 v5, v0, 1 op_sel_hi:[1,0]
+; GFX10-SDAG-NEXT:    v_pk_add_u16 v1, v1, 1 op_sel_hi:[1,0]
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v4, v0, v2, v0
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v5, v1, v3, v1
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v0, v0, v2, 1 op_sel_hi:[1,1,0]
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v1, v1, v3, 1 op_sel_hi:[1,1,0]
+; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v6, v4, v2
+; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v7, v5, v3
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v3, v5, v3, 1 op_sel_hi:[1,1,0]
+; GFX10-SDAG-NEXT:    v_pk_mad_u16 v2, v4, v2, 1 op_sel_hi:[1,1,0]
+; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v6, v0
+; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v7, v1
 ; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v2
 ; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v3
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v0, v0, v5
-; GFX10-SDAG-NEXT:    v_pk_mul_lo_u16 v1, v1, v4
 ; GFX10-SDAG-NEXT:    s_setpc_b64 s[30:31]
 ;
 ; GFX10-GISEL-LABEL: clpeak_imad_pat_v4i16:
@@ -1153,47 +1127,41 @@ define <4 x i16> @clpeak_imad_pat_v4i16(<4 x i16> %x, <4 x i16> %y) {
 ; GFX10-GISEL-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX10-GISEL-NEXT:    v_pk_add_u16 v0, v0, 1 op_sel_hi:[1,0]
 ; GFX10-GISEL-NEXT:    v_pk_add_u16 v1, v1, 1 op_sel_hi:[1,0]
-; GFX10-GISEL-NEXT:    v_pk_mul_lo_u16 v4, v0, v2
-; GFX10-GISEL-NEXT:    v_pk_mul_...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/95104


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