diff --git a/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll b/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll new file mode 100644 --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/should-not-hoist-set-inactive.ll @@ -0,0 +1,75 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2 +; RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs < %s | FileCheck %s -check-prefix=GCN + +define amdgpu_cs void @should_not_hoist_set_inactive(<4 x i32> inreg %i14, i32 inreg %v, i32 %lane, i32 %f, i32 %f2) #0 { +; 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: 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_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_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 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: v_mov_b32_e32 v0, v4 +; GCN-NEXT: s_and_b32 exec_lo, exec_lo, s6 +; GCN-NEXT: s_cbranch_execz .LBB0_1 +; GCN-NEXT: ; %bb.4: ; %bb2 +; GCN-NEXT: ; in Loop: Header=BB0_2 Depth=1 +; GCN-NEXT: buffer_atomic_add v0, off, s[0:3], 0 +; GCN-NEXT: s_branch .LBB0_1 +; GCN-NEXT: .LBB0_5: ; %bb5 +; GCN-NEXT: s_endpgm +.entry: + br label %bb + +bb: + %i17 = icmp slt i32 %f, 3 + br i1 %i17, label %bb1, label %bb4 + +bb1: + %i25 = call i32 @llvm.amdgcn.set.inactive.i32(i32 %v, i32 0) + %i26 = call i32 @llvm.amdgcn.update.dpp.i32(i32 0, i32 %i25, i32 353, i32 15, i32 15, i1 false) + %i38 = call i32 @llvm.amdgcn.strict.wwm.i32(i32 %i26) + %i39 = icmp eq i32 %lane, 0 + br i1 %i39, label %bb2, label %bb3 + +bb2: + %i41 = call i32 @llvm.amdgcn.raw.buffer.atomic.add.i32(i32 %i38, <4 x i32> %i14, i32 0, i32 0, i32 0) + br label %bb3 + +bb3: + br label %bb4 + +bb4: + %exit = icmp eq i32 %f2, 0 + br i1 %exit, label %bb, label %bb5 + +bb5: + ret void +} + +declare i32 @llvm.amdgcn.set.inactive.i32(i32, i32) +declare i32 @llvm.amdgcn.update.dpp.i32(i32, i32, i32 immarg, i32 immarg, i32 immarg, i1 immarg) +declare i32 @llvm.amdgcn.strict.wwm.i32(i32) +declare i32 @llvm.amdgcn.raw.buffer.atomic.add.i32(i32, <4 x i32>, i32, i32, i32 immarg)