Vitaly Buka a496c8be6e Revert "[CodeGen]Allow targets to use target specific COPY instructions for live range splitting"
And dependent commits.

Details in D150388.

This reverts commit 825b7f0ca5f2211ec3c93139f98d1e24048c225c.
This reverts commit 7a98f084c4d121244ef7286bc6503b6a181d446e.
This reverts commit b4a62b1fa546312d882fa12dfdcd015177d66826.
This reverts commit b7836d856206ec39509d42529f958c920368166b.

No conflicts in the code, few tests had conflicts in autogenerated CHECKs:
llvm/test/CodeGen/Thumb2/mve-float32regloops.ll
llvm/test/CodeGen/AMDGPU/fix-frame-reg-in-custom-csr-spills.ll

Reviewed By: alexfh

Differential Revision: https://reviews.llvm.org/D156381
2023-07-26 22:13:32 -07:00

60 lines
2.5 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -global-isel -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -verify-machineinstrs -o - %s | FileCheck %s
declare hidden ptr addrspace(1) @ext(ptr addrspace(1))
define ptr addrspace(1) @call_assert_align() {
; CHECK-LABEL: call_assert_align:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT: s_mov_b32 s16, s33
; CHECK-NEXT: s_mov_b32 s33, s32
; CHECK-NEXT: s_or_saveexec_b64 s[18:19], -1
; CHECK-NEXT: buffer_store_dword v40, off, s[0:3], s33 ; 4-byte Folded Spill
; CHECK-NEXT: buffer_store_dword v41, off, s[0:3], s33 offset:4 ; 4-byte Folded Spill
; CHECK-NEXT: s_mov_b64 exec, s[18:19]
; CHECK-NEXT: s_addk_i32 s32, 0x400
; CHECK-NEXT: v_writelane_b32 v40, s30, 0
; CHECK-NEXT: v_mov_b32_e32 v0, 0
; CHECK-NEXT: v_mov_b32_e32 v1, 0
; CHECK-NEXT: v_writelane_b32 v41, s16, 0
; CHECK-NEXT: v_writelane_b32 v40, s31, 1
; CHECK-NEXT: s_getpc_b64 s[16:17]
; CHECK-NEXT: s_add_u32 s16, s16, ext@rel32@lo+4
; CHECK-NEXT: s_addc_u32 s17, s17, ext@rel32@hi+12
; CHECK-NEXT: s_swappc_b64 s[30:31], s[16:17]
; CHECK-NEXT: v_mov_b32_e32 v2, 0
; CHECK-NEXT: global_store_dword v[0:1], v2, off
; CHECK-NEXT: s_waitcnt vmcnt(0)
; CHECK-NEXT: v_readlane_b32 s31, v40, 1
; CHECK-NEXT: v_readlane_b32 s30, v40, 0
; CHECK-NEXT: v_readlane_b32 s4, v41, 0
; CHECK-NEXT: s_or_saveexec_b64 s[6:7], -1
; CHECK-NEXT: buffer_load_dword v40, off, s[0:3], s33 ; 4-byte Folded Reload
; CHECK-NEXT: buffer_load_dword v41, off, s[0:3], s33 offset:4 ; 4-byte Folded Reload
; CHECK-NEXT: s_mov_b64 exec, s[6:7]
; CHECK-NEXT: s_addk_i32 s32, 0xfc00
; CHECK-NEXT: s_mov_b32 s33, s4
; CHECK-NEXT: s_waitcnt vmcnt(0)
; CHECK-NEXT: s_setpc_b64 s[30:31]
entry:
%call = call align 4 ptr addrspace(1) @ext(ptr addrspace(1) null)
store volatile i32 0, ptr addrspace(1) %call
ret ptr addrspace(1) %call
}
define ptr addrspace(1) @tail_call_assert_align() {
; CHECK-LABEL: tail_call_assert_align:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT: v_mov_b32_e32 v0, 0
; CHECK-NEXT: v_mov_b32_e32 v1, 0
; CHECK-NEXT: s_getpc_b64 s[16:17]
; CHECK-NEXT: s_add_u32 s16, s16, ext@rel32@lo+4
; CHECK-NEXT: s_addc_u32 s17, s17, ext@rel32@hi+12
; CHECK-NEXT: s_setpc_b64 s[16:17]
entry:
%call = tail call align 4 ptr addrspace(1) @ext(ptr addrspace(1) null)
ret ptr addrspace(1) %call
}