forked from OSchip/llvm-project
155 lines
5.3 KiB
LLVM
155 lines
5.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -verify-machineinstrs -o - < %s | FileCheck %s --check-prefixes=GFX,GFX6
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; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -verify-machineinstrs -o - < %s | FileCheck %s --check-prefixes=GFX,GFX8
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declare i16 @llvm.abs.i16(i16, i1)
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declare i32 @llvm.abs.i32(i32, i1)
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declare i64 @llvm.abs.i64(i64, i1)
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declare <4 x i32> @llvm.abs.v4i32(<4 x i32>, i1)
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define amdgpu_cs i16 @abs_sgpr_i16(i16 inreg %arg) {
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; GFX-LABEL: abs_sgpr_i16:
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; GFX: ; %bb.0:
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; GFX-NEXT: s_sext_i32_i16 s0, s0
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; GFX-NEXT: s_abs_i32 s0, s0
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; GFX-NEXT: ; return to shader part epilog
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%res = call i16 @llvm.abs.i16(i16 %arg, i1 false)
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ret i16 %res
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}
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define amdgpu_cs i32 @abs_sgpr_i32(i32 inreg %arg) {
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; GFX-LABEL: abs_sgpr_i32:
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; GFX: ; %bb.0:
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; GFX-NEXT: s_abs_i32 s0, s0
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; GFX-NEXT: ; return to shader part epilog
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%res = call i32 @llvm.abs.i32(i32 %arg, i1 false)
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ret i32 %res
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}
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define amdgpu_cs i64 @abs_sgpr_i64(i64 inreg %arg) {
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; GFX-LABEL: abs_sgpr_i64:
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; GFX: ; %bb.0:
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; GFX-NEXT: s_ashr_i32 s2, s1, 31
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; GFX-NEXT: s_add_u32 s0, s0, s2
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; GFX-NEXT: s_cselect_b32 s4, 1, 0
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; GFX-NEXT: s_and_b32 s4, s4, 1
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; GFX-NEXT: s_cmp_lg_u32 s4, 0
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; GFX-NEXT: s_mov_b32 s3, s2
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; GFX-NEXT: s_addc_u32 s1, s1, s2
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; GFX-NEXT: s_xor_b64 s[0:1], s[0:1], s[2:3]
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; GFX-NEXT: ; return to shader part epilog
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%res = call i64 @llvm.abs.i64(i64 %arg, i1 false)
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ret i64 %res
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}
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define amdgpu_cs <4 x i32> @abs_sgpr_v4i32(<4 x i32> inreg %arg) {
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; GFX-LABEL: abs_sgpr_v4i32:
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; GFX: ; %bb.0:
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; GFX-NEXT: s_abs_i32 s0, s0
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; GFX-NEXT: s_abs_i32 s1, s1
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; GFX-NEXT: s_abs_i32 s2, s2
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; GFX-NEXT: s_abs_i32 s3, s3
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; GFX-NEXT: ; return to shader part epilog
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%res = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %arg, i1 false)
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ret <4 x i32> %res
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}
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define amdgpu_cs i16 @abs_vgpr_i16(i16 %arg) {
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; GFX6-LABEL: abs_vgpr_i16:
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; GFX6: ; %bb.0:
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; GFX6-NEXT: v_bfe_i32 v0, v0, 0, 16
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; GFX6-NEXT: v_sub_i32_e32 v1, vcc, 0, v0
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; GFX6-NEXT: v_max_i32_e32 v0, v0, v1
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; GFX6-NEXT: v_readfirstlane_b32 s0, v0
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; GFX6-NEXT: ; return to shader part epilog
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;
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; GFX8-LABEL: abs_vgpr_i16:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: v_sub_u16_e32 v1, 0, v0
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; GFX8-NEXT: v_max_i16_e32 v0, v0, v1
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; GFX8-NEXT: v_readfirstlane_b32 s0, v0
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; GFX8-NEXT: ; return to shader part epilog
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%res = call i16 @llvm.abs.i16(i16 %arg, i1 false)
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ret i16 %res
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}
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define amdgpu_cs i32 @abs_vgpr_i32(i32 %arg) {
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; GFX6-LABEL: abs_vgpr_i32:
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; GFX6: ; %bb.0:
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; GFX6-NEXT: v_sub_i32_e32 v1, vcc, 0, v0
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; GFX6-NEXT: v_max_i32_e32 v0, v0, v1
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; GFX6-NEXT: v_readfirstlane_b32 s0, v0
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; GFX6-NEXT: ; return to shader part epilog
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;
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; GFX8-LABEL: abs_vgpr_i32:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: v_sub_u32_e32 v1, vcc, 0, v0
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; GFX8-NEXT: v_max_i32_e32 v0, v0, v1
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; GFX8-NEXT: v_readfirstlane_b32 s0, v0
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; GFX8-NEXT: ; return to shader part epilog
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%res = call i32 @llvm.abs.i32(i32 %arg, i1 false)
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ret i32 %res
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}
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define amdgpu_cs i64 @abs_vgpr_i64(i64 %arg) {
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; GFX6-LABEL: abs_vgpr_i64:
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; GFX6: ; %bb.0:
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; GFX6-NEXT: v_ashrrev_i32_e32 v2, 31, v1
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; GFX6-NEXT: v_add_i32_e32 v0, vcc, v0, v2
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; GFX6-NEXT: v_addc_u32_e32 v1, vcc, v1, v2, vcc
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; GFX6-NEXT: v_xor_b32_e32 v0, v0, v2
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; GFX6-NEXT: v_xor_b32_e32 v1, v1, v2
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; GFX6-NEXT: v_readfirstlane_b32 s0, v0
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; GFX6-NEXT: v_readfirstlane_b32 s1, v1
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; GFX6-NEXT: ; return to shader part epilog
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;
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; GFX8-LABEL: abs_vgpr_i64:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: v_ashrrev_i32_e32 v2, 31, v1
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; GFX8-NEXT: v_add_u32_e32 v0, vcc, v0, v2
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; GFX8-NEXT: v_addc_u32_e32 v1, vcc, v1, v2, vcc
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; GFX8-NEXT: v_xor_b32_e32 v0, v0, v2
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; GFX8-NEXT: v_xor_b32_e32 v1, v1, v2
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; GFX8-NEXT: v_readfirstlane_b32 s0, v0
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; GFX8-NEXT: v_readfirstlane_b32 s1, v1
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; GFX8-NEXT: ; return to shader part epilog
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%res = call i64 @llvm.abs.i64(i64 %arg, i1 false)
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ret i64 %res
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}
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define amdgpu_cs <4 x i32> @abs_vgpr_v4i32(<4 x i32> %arg) {
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; GFX6-LABEL: abs_vgpr_v4i32:
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; GFX6: ; %bb.0:
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; GFX6-NEXT: v_sub_i32_e32 v4, vcc, 0, v0
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; GFX6-NEXT: v_max_i32_e32 v0, v0, v4
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; GFX6-NEXT: v_sub_i32_e32 v4, vcc, 0, v1
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; GFX6-NEXT: v_max_i32_e32 v1, v1, v4
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; GFX6-NEXT: v_sub_i32_e32 v4, vcc, 0, v2
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; GFX6-NEXT: v_max_i32_e32 v2, v2, v4
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; GFX6-NEXT: v_sub_i32_e32 v4, vcc, 0, v3
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; GFX6-NEXT: v_max_i32_e32 v3, v3, v4
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; GFX6-NEXT: v_readfirstlane_b32 s0, v0
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; GFX6-NEXT: v_readfirstlane_b32 s1, v1
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; GFX6-NEXT: v_readfirstlane_b32 s2, v2
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; GFX6-NEXT: v_readfirstlane_b32 s3, v3
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; GFX6-NEXT: ; return to shader part epilog
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;
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; GFX8-LABEL: abs_vgpr_v4i32:
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; GFX8: ; %bb.0:
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; GFX8-NEXT: v_sub_u32_e32 v4, vcc, 0, v0
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; GFX8-NEXT: v_max_i32_e32 v0, v0, v4
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; GFX8-NEXT: v_sub_u32_e32 v4, vcc, 0, v1
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; GFX8-NEXT: v_max_i32_e32 v1, v1, v4
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; GFX8-NEXT: v_sub_u32_e32 v4, vcc, 0, v2
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; GFX8-NEXT: v_max_i32_e32 v2, v2, v4
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; GFX8-NEXT: v_sub_u32_e32 v4, vcc, 0, v3
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; GFX8-NEXT: v_max_i32_e32 v3, v3, v4
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; GFX8-NEXT: v_readfirstlane_b32 s0, v0
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; GFX8-NEXT: v_readfirstlane_b32 s1, v1
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; GFX8-NEXT: v_readfirstlane_b32 s2, v2
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; GFX8-NEXT: v_readfirstlane_b32 s3, v3
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; GFX8-NEXT: ; return to shader part epilog
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%res = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %arg, i1 false)
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ret <4 x i32> %res
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}
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