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llvm-project/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.cvt.f16.fp8.ll
Shilei Tian ce345cc793
[NFC][AMDGPU] Add an IR test for v_cvt_f16_bf8 (#149627) 
This was left during the upstream.

Co-authored-by: Mekhanoshin, Stanislav <Stanislav.Mekhanoshin@amd.com>
2025-07-21 10:54:55 -04:00

445 lines
20 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1250 -mattr=+real-true16 %s -o - | FileCheck -check-prefixes=GFX1250,GFX1250-SDAG-REAL16 %s
; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1250 -mattr=-real-true16 %s -o - | FileCheck -check-prefixes=GFX1250,GFX1250-SDAG-FAKE16 %s
; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1250 -mattr=+real-true16 %s -o - | FileCheck -check-prefixes=GFX1250,GFX1250-GISEL-REAL16 %s
; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1250 -mattr=-real-true16 %s -o - | FileCheck -check-prefixes=GFX1250,GFX1250-GISEL-FAKE16 %s
declare half @llvm.amdgcn.cvt.f16.bf8(i32, i32)
declare half @llvm.amdgcn.cvt.f16.fp8(i32, i32)
declare <2 x half> @llvm.amdgcn.cvt.pk.f16.bf8(i16)
declare <2 x half> @llvm.amdgcn.cvt.pk.f16.fp8(i16)
define amdgpu_ps float @test_cvt_f16_bf8_byte0(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_bf8_byte0:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_bf8_e32 v0.l, v0
; GFX1250-SDAG-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_bf8_byte0:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_bf8_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_bf8_byte0:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_bf8_e32 v0.l, v0
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_bf8_byte0:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_bf8_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.bf8(i32 %a, i32 0)
%ret = fpext half %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_bf8_byte1(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_bf8_byte1:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_bf8_e64 v0.l, v0 byte_sel:1
; GFX1250-SDAG-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_bf8_byte1:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_bf8_e64 v0, v0 byte_sel:1
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_bf8_byte1:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_bf8_e64 v0.l, v0 byte_sel:1
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_bf8_byte1:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_bf8_e64 v0, v0 byte_sel:1
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.bf8(i32 %a, i32 1)
%ret = fpext half %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_bf8_byte2(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_bf8_byte2:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_bf8_e64 v0.l, v0 byte_sel:2
; GFX1250-SDAG-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_bf8_byte2:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_bf8_e64 v0, v0 byte_sel:2
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_bf8_byte2:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_bf8_e64 v0.l, v0 byte_sel:2
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_bf8_byte2:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_bf8_e64 v0, v0 byte_sel:2
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.bf8(i32 %a, i32 2)
%ret = fpext half %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_bf8_byte3(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_bf8_byte3:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_bf8_e64 v0.l, v0 byte_sel:3
; GFX1250-SDAG-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_bf8_byte3:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_bf8_e64 v0, v0 byte_sel:3
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_bf8_byte3:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_bf8_e64 v0.l, v0 byte_sel:3
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_bf8_byte3:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_bf8_e64 v0, v0 byte_sel:3
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.bf8(i32 %a, i32 3)
%ret = fpext half %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_bf8_byte3_hi(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_bf8_byte3_hi:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_bf8_e64 v0.h, v0 byte_sel:3
; GFX1250-SDAG-REAL16-NEXT: v_mov_b16_e32 v0.l, 0
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_bf8_byte3_hi:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_bf8_e64 v0, v0 byte_sel:3
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_perm_b32 v0, v0, 0, 0x5040100
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_bf8_byte3_hi:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_bf8_e64 v0.l, v0 byte_sel:3
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_lshl_or_b32 v0, v0, 16, 0
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_bf8_byte3_hi:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_bf8_e64 v0, v0 byte_sel:3
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_lshl_or_b32 v0, v0, 16, 0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.bf8(i32 %a, i32 3)
%ins.0 = insertelement <2 x half> undef, half 0.0, i32 0
%ins.1 = insertelement <2 x half> %ins.0, half %cvt, i32 1
%ret = bitcast <2 x half> %ins.1 to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_fp8_byte0(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_fp8_byte0:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_fp8_e32 v0.l, v0
; GFX1250-SDAG-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_fp8_byte0:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_fp8_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_fp8_byte0:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_fp8_e32 v0.l, v0
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_fp8_byte0:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_fp8_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.fp8(i32 %a, i32 0)
%ret = fpext half %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_fp8_byte1(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_fp8_byte1:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_fp8_e64 v0.l, v0 byte_sel:1
; GFX1250-SDAG-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_fp8_byte1:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_fp8_e64 v0, v0 byte_sel:1
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_fp8_byte1:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_fp8_e64 v0.l, v0 byte_sel:1
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_fp8_byte1:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_fp8_e64 v0, v0 byte_sel:1
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.fp8(i32 %a, i32 1)
%ret = fpext half %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_fp8_byte2(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_fp8_byte2:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_fp8_e64 v0.l, v0 byte_sel:2
; GFX1250-SDAG-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_fp8_byte2:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_fp8_e64 v0, v0 byte_sel:2
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_fp8_byte2:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_fp8_e64 v0.l, v0 byte_sel:2
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_fp8_byte2:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_fp8_e64 v0, v0 byte_sel:2
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.fp8(i32 %a, i32 2)
%ret = fpext half %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_fp8_byte3(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_fp8_byte3:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_fp8_e64 v0.l, v0 byte_sel:3
; GFX1250-SDAG-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_fp8_byte3:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_fp8_e64 v0, v0 byte_sel:3
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_fp8_byte3:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_fp8_e64 v0.l, v0 byte_sel:3
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f32_f16_e32 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_fp8_byte3:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_fp8_e64 v0, v0 byte_sel:3
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f32_f16_e32 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.fp8(i32 %a, i32 3)
%ret = fpext half %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_f16_fp8_byte3_hi(i32 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_f16_fp8_byte3_hi:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_f16_fp8_e64 v0.h, v0 byte_sel:3
; GFX1250-SDAG-REAL16-NEXT: v_mov_b16_e32 v0.l, 0
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_f16_fp8_byte3_hi:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_f16_fp8_e64 v0, v0 byte_sel:3
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_perm_b32 v0, v0, 0, 0x5040100
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_f16_fp8_byte3_hi:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_f16_fp8_e64 v0.l, v0 byte_sel:3
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_lshl_or_b32 v0, v0, 16, 0
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_f16_fp8_byte3_hi:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_f16_fp8_e64 v0, v0 byte_sel:3
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_lshl_or_b32 v0, v0, 16, 0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call half @llvm.amdgcn.cvt.f16.fp8(i32 %a, i32 3)
%ins.0 = insertelement <2 x half> undef, half 0.0, i32 0
%ins.1 = insertelement <2 x half> %ins.0, half %cvt, i32 1
%ret = bitcast <2 x half> %ins.1 to float
ret float %ret
}
define amdgpu_ps float @test_cvt_pk_f16_bf8_v(i16 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_pk_f16_bf8_v:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_pk_f16_bf8 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_pk_f16_bf8_v:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_pk_f16_bf8 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_pk_f16_bf8_v:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_pk_f16_bf8 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_pk_f16_bf8_v:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_pk_f16_bf8 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call <2 x half> @llvm.amdgcn.cvt.pk.f16.bf8(i16 %a)
%ret = bitcast <2 x half> %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_pk_f16_bf8_s(i16 inreg %a) {
; GFX1250-LABEL: test_cvt_pk_f16_bf8_s:
; GFX1250: ; %bb.0:
; GFX1250-NEXT: v_cvt_pk_f16_bf8 v0, s0
; GFX1250-NEXT: ; return to shader part epilog
%cvt = tail call <2 x half> @llvm.amdgcn.cvt.pk.f16.bf8(i16 %a)
%ret = bitcast <2 x half> %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_pk_f16_fp8_v(i16 %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_pk_f16_fp8_v:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_pk_f16_fp8 v0, v0.l
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_pk_f16_fp8_v:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_pk_f16_fp8 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_pk_f16_fp8_v:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_cvt_pk_f16_fp8 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_pk_f16_fp8_v:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_pk_f16_fp8 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%cvt = tail call <2 x half> @llvm.amdgcn.cvt.pk.f16.fp8(i16 %a)
%ret = bitcast <2 x half> %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_pk_f16_fp8_s(i16 inreg %a) {
; GFX1250-LABEL: test_cvt_pk_f16_fp8_s:
; GFX1250: ; %bb.0:
; GFX1250-NEXT: v_cvt_pk_f16_fp8 v0, s0
; GFX1250-NEXT: ; return to shader part epilog
%cvt = tail call <2 x half> @llvm.amdgcn.cvt.pk.f16.fp8(i16 %a)
%ret = bitcast <2 x half> %cvt to float
ret float %ret
}
define amdgpu_ps float @test_cvt_pk_f16_fp8_v_hi(<2 x i16> %a) {
; GFX1250-SDAG-REAL16-LABEL: test_cvt_pk_f16_fp8_v_hi:
; GFX1250-SDAG-REAL16: ; %bb.0:
; GFX1250-SDAG-REAL16-NEXT: v_cvt_pk_f16_fp8 v0, v0.h
; GFX1250-SDAG-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-SDAG-FAKE16-LABEL: test_cvt_pk_f16_fp8_v_hi:
; GFX1250-SDAG-FAKE16: ; %bb.0:
; GFX1250-SDAG-FAKE16-NEXT: v_lshrrev_b32_e32 v0, 16, v0
; GFX1250-SDAG-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-SDAG-FAKE16-NEXT: v_cvt_pk_f16_fp8 v0, v0
; GFX1250-SDAG-FAKE16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-REAL16-LABEL: test_cvt_pk_f16_fp8_v_hi:
; GFX1250-GISEL-REAL16: ; %bb.0:
; GFX1250-GISEL-REAL16-NEXT: v_lshrrev_b32_e32 v0, 16, v0
; GFX1250-GISEL-REAL16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-REAL16-NEXT: v_cvt_pk_f16_fp8 v0, v0.l
; GFX1250-GISEL-REAL16-NEXT: ; return to shader part epilog
;
; GFX1250-GISEL-FAKE16-LABEL: test_cvt_pk_f16_fp8_v_hi:
; GFX1250-GISEL-FAKE16: ; %bb.0:
; GFX1250-GISEL-FAKE16-NEXT: v_lshrrev_b32_e32 v0, 16, v0
; GFX1250-GISEL-FAKE16-NEXT: s_delay_alu instid0(VALU_DEP_1)
; GFX1250-GISEL-FAKE16-NEXT: v_cvt_pk_f16_fp8 v0, v0
; GFX1250-GISEL-FAKE16-NEXT: ; return to shader part epilog
%a.1 = extractelement <2 x i16> %a, i32 1
%cvt = tail call <2 x half> @llvm.amdgcn.cvt.pk.f16.fp8(i16 %a.1)
%ret = bitcast <2 x half> %cvt to float
ret float %ret
}
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