diff --git a/llvm/lib/Target/AMDGPU/SIInstructions.td b/llvm/lib/Target/AMDGPU/SIInstructions.td index 61a1ef44b5418..40adc6178c214 100644 --- a/llvm/lib/Target/AMDGPU/SIInstructions.td +++ b/llvm/lib/Target/AMDGPU/SIInstructions.td @@ -228,7 +228,7 @@ def FPTRUNC_DOWNWARD_PSEUDO : VPseudoInstSI <(outs VGPR_32:$vdst), // Invert the exec mask and overwrite the inactive lanes of dst with inactive, // restoring it after we're done. -let Defs = [SCC] in { +let Defs = [SCC], isConvergent = 1 in { def V_SET_INACTIVE_B32 : VPseudoInstSI <(outs VGPR_32:$vdst), (ins VSrc_b32: $src, VSrc_b32:$inactive), [(set i32:$vdst, (int_amdgcn_set_inactive i32:$src, i32:$inactive))]> { diff --git a/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll b/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll index b7ae33f55f5d2..7738a2daecc9e 100644 --- a/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll +++ b/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll @@ -5,34 +5,34 @@ define amdgpu_cs void @should_not_hoist_set_inactive(<4 x i32> inreg %i14, i32 i ; GCN-LABEL: should_not_hoist_set_inactive: ; GCN: ; %bb.0: ; %.entry ; GCN-NEXT: v_cmp_gt_i32_e32 vcc_lo, 3, v1 -; GCN-NEXT: v_cmp_eq_u32_e64 s6, 0, v0 -; GCN-NEXT: v_cmp_ne_u32_e64 s5, 0, v2 -; GCN-NEXT: v_mov_b32_e32 v3, s4 -; GCN-NEXT: s_not_b32 exec_lo, exec_lo -; GCN-NEXT: v_mov_b32_e32 v3, 0 -; GCN-NEXT: s_not_b32 exec_lo, exec_lo -; GCN-NEXT: s_mov_b32 s4, 0 +; GCN-NEXT: v_cmp_eq_u32_e64 s5, 0, v0 +; GCN-NEXT: v_cmp_ne_u32_e64 s6, 0, v2 +; GCN-NEXT: s_mov_b32 s7, 0 ; GCN-NEXT: s_branch .LBB0_2 ; GCN-NEXT: .LBB0_1: ; %bb4 ; GCN-NEXT: ; in Loop: Header=BB0_2 Depth=1 ; GCN-NEXT: s_waitcnt_depctr 0xffe3 -; GCN-NEXT: s_or_b32 exec_lo, exec_lo, s7 -; GCN-NEXT: s_andn2_b32 exec_lo, exec_lo, s4 +; GCN-NEXT: s_or_b32 exec_lo, exec_lo, s8 +; GCN-NEXT: s_andn2_b32 exec_lo, exec_lo, s7 ; GCN-NEXT: s_cbranch_execz .LBB0_5 ; GCN-NEXT: .LBB0_2: ; %bb ; GCN-NEXT: ; =>This Inner Loop Header: Depth=1 -; GCN-NEXT: s_and_b32 s7, exec_lo, s5 -; GCN-NEXT: s_or_b32 s4, s7, s4 -; GCN-NEXT: s_and_saveexec_b32 s7, vcc_lo +; GCN-NEXT: s_and_b32 s8, exec_lo, s6 +; GCN-NEXT: s_or_b32 s7, s8, s7 +; GCN-NEXT: s_and_saveexec_b32 s8, vcc_lo ; GCN-NEXT: s_cbranch_execz .LBB0_1 ; GCN-NEXT: ; %bb.3: ; %bb1 ; GCN-NEXT: ; in Loop: Header=BB0_2 Depth=1 -; GCN-NEXT: s_or_saveexec_b32 s8, -1 +; GCN-NEXT: v_mov_b32_e32 v3, s4 +; GCN-NEXT: s_not_b32 exec_lo, exec_lo +; GCN-NEXT: v_mov_b32_e32 v3, 0 +; GCN-NEXT: s_not_b32 exec_lo, exec_lo +; GCN-NEXT: s_or_saveexec_b32 s9, -1 ; GCN-NEXT: v_mov_b32_e32 v4, 0 ; GCN-NEXT: v_mov_b32_dpp v4, v3 row_xmask:1 row_mask:0xf bank_mask:0xf -; GCN-NEXT: s_mov_b32 exec_lo, s8 +; GCN-NEXT: s_mov_b32 exec_lo, s9 ; GCN-NEXT: v_mov_b32_e32 v0, v4 -; GCN-NEXT: s_and_b32 exec_lo, exec_lo, s6 +; GCN-NEXT: s_and_b32 exec_lo, exec_lo, s5 ; GCN-NEXT: s_cbranch_execz .LBB0_1 ; GCN-NEXT: ; %bb.4: ; %bb2 ; GCN-NEXT: ; in Loop: Header=BB0_2 Depth=1