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811bfa448e
If no scratch or flat instructions are used, we do not need to initialize the flat scratch hardware register. Differential Revision: https://reviews.llvm.org/D105920
262 lines
9.0 KiB
LLVM
262 lines
9.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1010 --amdgpu-enable-flat-scratch < %s | FileCheck -check-prefixes=GCN %s
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declare void @extern_func() #0
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define amdgpu_kernel void @stack_object_addrspacecast_in_kernel_no_calls() {
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; GCN-LABEL: stack_object_addrspacecast_in_kernel_no_calls:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_add_u32 s0, s0, s3
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; GCN-NEXT: s_addc_u32 s1, s1, 0
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; GCN-NEXT: s_setreg_b32 hwreg(HW_REG_FLAT_SCR_LO), s0
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; GCN-NEXT: s_setreg_b32 hwreg(HW_REG_FLAT_SCR_HI), s1
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; GCN-NEXT: v_mov_b32_e32 v0, 4
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; GCN-NEXT: s_getreg_b32 s0, hwreg(HW_REG_SH_MEM_BASES, 0, 16)
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; GCN-NEXT: v_mov_b32_e32 v2, 0
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; GCN-NEXT: s_lshl_b32 s0, s0, 16
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; GCN-NEXT: v_cmp_ne_u32_e32 vcc_lo, -1, v0
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; GCN-NEXT: v_cndmask_b32_e64 v1, 0, s0, vcc_lo
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; GCN-NEXT: v_cndmask_b32_e32 v0, 0, v0, vcc_lo
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; GCN-NEXT: flat_store_dword v[0:1], v2
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; GCN-NEXT: s_waitcnt_vscnt null, 0x0
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; GCN-NEXT: s_endpgm
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%alloca = alloca i32, addrspace(5)
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%cast = addrspacecast i32 addrspace(5)* %alloca to i32*
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store volatile i32 0, i32* %cast
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ret void
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}
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define amdgpu_kernel void @stack_object_in_kernel_no_calls() {
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; GCN-LABEL: stack_object_in_kernel_no_calls:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_add_u32 s0, s0, s3
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; GCN-NEXT: s_addc_u32 s1, s1, 0
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; GCN-NEXT: s_setreg_b32 hwreg(HW_REG_FLAT_SCR_LO), s0
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; GCN-NEXT: s_setreg_b32 hwreg(HW_REG_FLAT_SCR_HI), s1
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; GCN-NEXT: v_mov_b32_e32 v0, 0
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; GCN-NEXT: s_mov_b32 vcc_lo, 0
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; GCN-NEXT: scratch_store_dword off, v0, vcc_lo offset:4
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; GCN-NEXT: s_waitcnt_vscnt null, 0x0
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; GCN-NEXT: s_endpgm
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%alloca = alloca i32, addrspace(5)
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store volatile i32 0, i32 addrspace(5)* %alloca
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ret void
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}
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define amdgpu_kernel void @kernel_calls_no_stack() {
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; GCN-LABEL: kernel_calls_no_stack:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_add_u32 s0, s0, s3
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; GCN-NEXT: s_mov_b32 s32, 0
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; GCN-NEXT: s_addc_u32 s1, s1, 0
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; GCN-NEXT: s_setreg_b32 hwreg(HW_REG_FLAT_SCR_LO), s0
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; GCN-NEXT: s_setreg_b32 hwreg(HW_REG_FLAT_SCR_HI), s1
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; GCN-NEXT: s_getpc_b64 s[0:1]
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; GCN-NEXT: s_add_u32 s0, s0, extern_func@gotpcrel32@lo+4
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; GCN-NEXT: s_addc_u32 s1, s1, extern_func@gotpcrel32@hi+12
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; GCN-NEXT: s_load_dwordx2 s[0:1], s[0:1], 0x0
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: s_swappc_b64 s[30:31], s[0:1]
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; GCN-NEXT: s_endpgm
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call void @extern_func()
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ret void
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}
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define amdgpu_kernel void @test(i32 addrspace(1)* %out, i32 %in) {
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; GCN-LABEL: test:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_add_u32 s2, s2, s5
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; GCN-NEXT: s_addc_u32 s3, s3, 0
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; GCN-NEXT: s_setreg_b32 hwreg(HW_REG_FLAT_SCR_LO), s2
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; GCN-NEXT: s_setreg_b32 hwreg(HW_REG_FLAT_SCR_HI), s3
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; GCN-NEXT: s_load_dwordx2 s[2:3], s[0:1], 0x0
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; GCN-NEXT: s_mov_b32 s104, exec_lo
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; GCN-NEXT: s_mov_b32 exec_lo, 3
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; GCN-NEXT: s_mov_b32 s105, 0
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; GCN-NEXT: scratch_store_dword off, v72, s105
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_writelane_b32 v72, s2, 0
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; GCN-NEXT: s_mov_b32 s105, 4
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; GCN-NEXT: v_writelane_b32 v72, s3, 1
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; GCN-NEXT: scratch_store_dword off, v72, s105 ; 4-byte Folded Spill
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; GCN-NEXT: s_waitcnt_depctr 0xffe3
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; GCN-NEXT: s_mov_b32 s105, 0
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; GCN-NEXT: scratch_load_dword v72, off, s105
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; GCN-NEXT: s_waitcnt vmcnt(0)
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; GCN-NEXT: s_waitcnt_depctr 0xffe3
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; GCN-NEXT: s_mov_b32 exec_lo, s104
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; GCN-NEXT: s_load_dword vcc_lo, s[0:1], 0x8
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; GCN-NEXT: ; kill: killed $sgpr0_sgpr1
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: s_waitcnt lgkmcnt(0)
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; GCN-NEXT: v_mov_b32_e32 v0, vcc_lo
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; GCN-NEXT: ;;#ASMSTART
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; GCN-NEXT: ;;#ASMEND
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; GCN-NEXT: s_mov_b32 s2, exec_lo
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; GCN-NEXT: s_mov_b32 exec_lo, 3
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; GCN-NEXT: s_mov_b32 s3, 0
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; GCN-NEXT: scratch_store_dword off, v2, s3
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; GCN-NEXT: s_waitcnt_depctr 0xffe3
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; GCN-NEXT: s_mov_b32 s3, 4
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; GCN-NEXT: scratch_load_dword v2, off, s3 ; 4-byte Folded Reload
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; GCN-NEXT: s_waitcnt_depctr 0xffe3
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; GCN-NEXT: s_mov_b32 s3, 0
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; GCN-NEXT: s_waitcnt vmcnt(0)
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; GCN-NEXT: v_readlane_b32 s0, v2, 0
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; GCN-NEXT: v_readlane_b32 s1, v2, 1
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; GCN-NEXT: scratch_load_dword v2, off, s3
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; GCN-NEXT: s_waitcnt vmcnt(0)
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; GCN-NEXT: s_waitcnt_depctr 0xffe3
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; GCN-NEXT: s_mov_b32 exec_lo, s2
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; GCN-NEXT: v_mov_b32_e32 v1, 0
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; GCN-NEXT: global_store_dword v1, v0, s[0:1]
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; GCN-NEXT: s_endpgm
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call void asm sideeffect "", "~{s[0:7]}" ()
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call void asm sideeffect "", "~{s[8:15]}" ()
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call void asm sideeffect "", "~{s[16:23]}" ()
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call void asm sideeffect "", "~{s[24:31]}" ()
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call void asm sideeffect "", "~{s[32:39]}" ()
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call void asm sideeffect "", "~{s[40:47]}" ()
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call void asm sideeffect "", "~{s[48:55]}" ()
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call void asm sideeffect "", "~{s[56:63]}" ()
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call void asm sideeffect "", "~{s[64:71]}" ()
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call void asm sideeffect "", "~{s[72:79]}" ()
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call void asm sideeffect "", "~{s[80:87]}" ()
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call void asm sideeffect "", "~{s[88:95]}" ()
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call void asm sideeffect "", "~{s[96:103]}" ()
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call void asm sideeffect "", "~{s[104:105]}" ()
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call void asm sideeffect "", "~{v[0:7]}" ()
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call void asm sideeffect "", "~{v[8:15]}" ()
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call void asm sideeffect "", "~{v[16:23]}" ()
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call void asm sideeffect "", "~{v[24:31]}" ()
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call void asm sideeffect "", "~{v[32:39]}" ()
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call void asm sideeffect "", "~{v[40:47]}" ()
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call void asm sideeffect "", "~{v[48:55]}" ()
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call void asm sideeffect "", "~{v[56:63]}" ()
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call void asm sideeffect "", "~{v[64:71]}" ()
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call void asm sideeffect "", "~{v[72:79]}" ()
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call void asm sideeffect "", "~{v[80:87]}" ()
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call void asm sideeffect "", "~{v[88:95]}" ()
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call void asm sideeffect "", "~{v[96:103]}" ()
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call void asm sideeffect "", "~{v[104:111]}" ()
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call void asm sideeffect "", "~{v[112:119]}" ()
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call void asm sideeffect "", "~{v[120:127]}" ()
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call void asm sideeffect "", "~{v[128:135]}" ()
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call void asm sideeffect "", "~{v[136:143]}" ()
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call void asm sideeffect "", "~{v[144:151]}" ()
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call void asm sideeffect "", "~{v[152:159]}" ()
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call void asm sideeffect "", "~{v[160:167]}" ()
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call void asm sideeffect "", "~{v[168:175]}" ()
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call void asm sideeffect "", "~{v[176:183]}" ()
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call void asm sideeffect "", "~{v[184:191]}" ()
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call void asm sideeffect "", "~{v[192:199]}" ()
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call void asm sideeffect "", "~{v[200:207]}" ()
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call void asm sideeffect "", "~{v[208:215]}" ()
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call void asm sideeffect "", "~{v[216:223]}" ()
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call void asm sideeffect "", "~{v[224:231]}" ()
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call void asm sideeffect "", "~{v[232:239]}" ()
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call void asm sideeffect "", "~{v[240:247]}" ()
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call void asm sideeffect "", "~{v[248:255]}" ()
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store i32 %in, i32 addrspace(1)* %out
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ret void
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}
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define amdgpu_kernel void @kernel_no_calls_no_stack() {
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; GCN-LABEL: kernel_no_calls_no_stack:
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; GCN: ; %bb.0:
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; GCN-NEXT: s_endpgm
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ret void
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}
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attributes #0 = { nounwind }
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