diff --git a/llvm/test/CodeGen/AMDGPU/v_add_u64_pseudo_sdwa.ll b/llvm/test/CodeGen/AMDGPU/v_add_u64_pseudo_sdwa.ll
new file mode 100644
index 0000000000000..8b85139b48c28
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/v_add_u64_pseudo_sdwa.ll
@@ -0,0 +1,57 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX9 %s
+define amdgpu_kernel void @sdwa_test() local_unnamed_addr #0 {
+; GFX9-LABEL: sdwa_test:
+; GFX9:       ; %bb.0: ; %bb
+; GFX9-NEXT:    v_add_u32_e32 v1, 10, v0
+; GFX9-NEXT:    v_add_u32_e32 v0, 20, v0
+; GFX9-NEXT:    v_and_b32_e32 v0, 0xff, v0
+; GFX9-NEXT:    v_add_co_u32_e32 v0, vcc, v1, v0
+; GFX9-NEXT:    v_addc_co_u32_e64 v1, s[0:1], 0, 0, vcc
+; GFX9-NEXT:    global_store_dwordx2 v[0:1], v[0:1], off
+; GFX9-NEXT:    s_endpgm
+bb:
+  %tid = tail call i32 @llvm.amdgcn.workitem.id.x()
+  %v0 = add i32 %tid, 10
+  %v1 = add i32 %tid, 20
+  %v2 = zext i32 %v0 to i64
+  %v3 = zext i32 %v1 to i64
+  %v.t = and i64 %v3, 255
+  %v4 = add i64 %v2, %v.t
+  store i64 %v4, i64 addrspace(1) * undef
+  ret void
+}
+
+
+define amdgpu_kernel void @test_add_co_sdwa(i64 addrspace(1)* %arg, i32 addrspace(1)* %arg1) #0 {
+; GFX9-LABEL: test_add_co_sdwa:
+; GFX9:       ; %bb.0: ; %bb
+; GFX9-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; GFX9-NEXT:    v_lshlrev_b32_e32 v1, 2, v0
+; GFX9-NEXT:    v_lshlrev_b32_e32 v3, 3, v0
+; GFX9-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX9-NEXT:    global_load_dword v2, v1, s[2:3]
+; GFX9-NEXT:    s_nop 0
+; GFX9-NEXT:    global_load_dwordx2 v[0:1], v3, s[0:1]
+; GFX9-NEXT:    s_waitcnt vmcnt(1)
+; GFX9-NEXT:    v_and_b32_e32 v2, 0xff, v2
+; GFX9-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-NEXT:    v_add_co_u32_e32 v0, vcc, v0, v2
+; GFX9-NEXT:    v_addc_co_u32_e32 v1, vcc, 0, v1, vcc
+; GFX9-NEXT:    global_store_dwordx2 v3, v[0:1], s[0:1]
+; GFX9-NEXT:    s_endpgm
+bb:
+  %tmp = tail call i32 @llvm.amdgcn.workitem.id.x()
+  %tmp3 = getelementptr inbounds i32, i32 addrspace(1)* %arg1, i32 %tmp
+  %tmp4 = load i32, i32 addrspace(1)* %tmp3, align 4
+  %tmp5 = and i32 %tmp4, 255
+  %tmp6 = zext i32 %tmp5 to i64
+  %tmp7 = getelementptr inbounds i64, i64 addrspace(1)* %arg, i32 %tmp
+  %tmp8 = load i64, i64 addrspace(1)* %tmp7, align 8
+  %tmp9 = add nsw i64 %tmp8, %tmp6
+  store i64 %tmp9, i64 addrspace(1)* %tmp7, align 8
+  ret void
+}
+
+
+declare i32 @llvm.amdgcn.workitem.id.x()
diff --git a/llvm/test/CodeGen/AMDGPU/v_sub_u64_pseudo_sdwa.ll b/llvm/test/CodeGen/AMDGPU/v_sub_u64_pseudo_sdwa.ll
new file mode 100644
index 0000000000000..8fdb248b9e2a0
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/v_sub_u64_pseudo_sdwa.ll
@@ -0,0 +1,57 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX9 %s
+define amdgpu_kernel void @sdwa_test_sub() local_unnamed_addr #0 {
+; GFX9-LABEL: sdwa_test_sub:
+; GFX9:       ; %bb.0: ; %bb
+; GFX9-NEXT:    v_add_u32_e32 v1, 10, v0
+; GFX9-NEXT:    v_add_u32_e32 v0, 20, v0
+; GFX9-NEXT:    v_and_b32_e32 v0, 0xff, v0
+; GFX9-NEXT:    v_sub_co_u32_e32 v0, vcc, v1, v0
+; GFX9-NEXT:    v_subb_co_u32_e64 v1, s[0:1], 0, 0, vcc
+; GFX9-NEXT:    global_store_dwordx2 v[0:1], v[0:1], off
+; GFX9-NEXT:    s_endpgm
+bb:
+  %tid = tail call i32 @llvm.amdgcn.workitem.id.x()
+  %v0 = add i32 %tid, 10
+  %v1 = add i32 %tid, 20
+  %v2 = zext i32 %v0 to i64
+  %v3 = zext i32 %v1 to i64
+  %v.t = and i64 %v3, 255
+  %v4 = sub i64 %v2, %v.t
+  store i64 %v4, i64 addrspace(1) * undef
+  ret void
+}
+
+
+define amdgpu_kernel void @test_sub_co_sdwa(i64 addrspace(1)* %arg, i32 addrspace(1)* %arg1) #0 {
+; GFX9-LABEL: test_sub_co_sdwa:
+; GFX9:       ; %bb.0: ; %bb
+; GFX9-NEXT:    s_load_dwordx4 s[0:3], s[0:1], 0x24
+; GFX9-NEXT:    v_lshlrev_b32_e32 v1, 2, v0
+; GFX9-NEXT:    v_lshlrev_b32_e32 v3, 3, v0
+; GFX9-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX9-NEXT:    global_load_dword v2, v1, s[2:3]
+; GFX9-NEXT:    s_nop 0
+; GFX9-NEXT:    global_load_dwordx2 v[0:1], v3, s[0:1]
+; GFX9-NEXT:    s_waitcnt vmcnt(1)
+; GFX9-NEXT:    v_and_b32_e32 v2, 0xff, v2
+; GFX9-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-NEXT:    v_sub_co_u32_e32 v0, vcc, v0, v2
+; GFX9-NEXT:    v_subbrev_co_u32_e32 v1, vcc, 0, v1, vcc
+; GFX9-NEXT:    global_store_dwordx2 v3, v[0:1], s[0:1]
+; GFX9-NEXT:    s_endpgm
+bb:
+  %tmp = tail call i32 @llvm.amdgcn.workitem.id.x()
+  %tmp3 = getelementptr inbounds i32, i32 addrspace(1)* %arg1, i32 %tmp
+  %tmp4 = load i32, i32 addrspace(1)* %tmp3, align 4
+  %tmp5 = and i32 %tmp4, 255
+  %tmp6 = zext i32 %tmp5 to i64
+  %tmp7 = getelementptr inbounds i64, i64 addrspace(1)* %arg, i32 %tmp
+  %tmp8 = load i64, i64 addrspace(1)* %tmp7, align 8
+  %tmp9 = sub nsw i64 %tmp8, %tmp6
+  store i64 %tmp9, i64 addrspace(1)* %tmp7, align 8
+  ret void
+}
+
+
+declare i32 @llvm.amdgcn.workitem.id.x()