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llvm-project/llvm/test/CodeGen/X86/tbm-intrinsics.ll

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[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+tbm,+cmov | FileCheck %s --check-prefixes=CHECK,X86
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+tbm | FileCheck %s --check-prefixes=CHECK,X64
define i32 @test_x86_tbm_bextri_u32(i32 %a) nounwind readnone {
; X86-LABEL: test_x86_tbm_bextri_u32:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: addl %eax, %eax
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
; X86-NEXT: bextrl $3841, %eax, %eax # imm = 0xF01
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
; X86-NEXT: retl
;
; X64-LABEL: test_x86_tbm_bextri_u32:
; X64: # %bb.0: # %entry
; X64-NEXT: addl %edi, %edi
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
; X64-NEXT: bextrl $3841, %edi, %eax # imm = 0xF01
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
; X64-NEXT: retq
entry:
%0 = add i32 %a, %a
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
%1 = tail call i32 @llvm.x86.tbm.bextri.u32(i32 %0, i32 3841)
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
ret i32 %1
}
declare i32 @llvm.x86.tbm.bextri.u32(i32, i32) nounwind readnone
define i32 @test_x86_tbm_bextri_u32_m(i32* nocapture %a) nounwind readonly {
; X86-LABEL: test_x86_tbm_bextri_u32_m:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
; X86-NEXT: bextrl $3841, (%eax), %eax # imm = 0xF01
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
; X86-NEXT: retl
;
; X64-LABEL: test_x86_tbm_bextri_u32_m:
; X64: # %bb.0: # %entry
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
; X64-NEXT: bextrl $3841, (%rdi), %eax # imm = 0xF01
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
; X64-NEXT: retq
entry:
%tmp1 = load i32, i32* %a, align 4
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
%0 = tail call i32 @llvm.x86.tbm.bextri.u32(i32 %tmp1, i32 3841)
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
ret i32 %0
}
define i32 @test_x86_tbm_bextri_u32_z(i32 %a, i32 %b) nounwind readonly {
; X86-LABEL: test_x86_tbm_bextri_u32_z:
; X86: # %bb.0: # %entry
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
; X86-NEXT: bextrl $3841, {{[0-9]+}}(%esp), %eax # imm = 0xF01
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
; X86-NEXT: jne .LBB2_2
; X86-NEXT: # %bb.1: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: .LBB2_2: # %entry
; X86-NEXT: retl
;
; X64-LABEL: test_x86_tbm_bextri_u32_z:
; X64: # %bb.0: # %entry
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
; X64-NEXT: bextrl $3841, %edi, %eax # imm = 0xF01
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
; X64-NEXT: cmovel %esi, %eax
; X64-NEXT: retq
entry:
[X86][TBM] Use realistic BEXTR control bits Avoid constant values that are guaranteed to give zero Found while investigating BEXTR optimizations for PR34042. llvm-svn: 333849
2018-06-04 02:15:06 +08:00
%0 = tail call i32 @llvm.x86.tbm.bextri.u32(i32 %a, i32 3841)
[X86][TBM] Branch off i32 intrinsics and test on 32/64 bits Part of ongoing work to ensure we test all intrinsic style tests on 32 and 64 bit targets where possible. llvm-svn: 333839
2018-06-03 21:38:52 +08:00
%1 = icmp eq i32 %0, 0
%2 = select i1 %1, i32 %b, i32 %0
ret i32 %2
}
[X86] Improve demanded bits for X86ISD::BEXTR. If the control is constant we can figure out exactly which bits of the input are demanded. Differential Revision: https://reviews.llvm.org/D88072
2020-09-24 01:20:03 +08:00
define i32 @test_x86_tbm_bextri_demandedbits(i32 %x) nounwind readonly {
; X86-LABEL: test_x86_tbm_bextri_demandedbits:
; X86: # %bb.0:
; X86-NEXT: bextrl $3841, {{[0-9]+}}(%esp), %eax # imm = 0xF01
; X86-NEXT: retl
;
; X64-LABEL: test_x86_tbm_bextri_demandedbits:
; X64: # %bb.0:
; X64-NEXT: bextrl $3841, %edi, %eax # imm = 0xF01
; X64-NEXT: retq
%a = or i32 %x, 4294901761
%b = tail call i32 @llvm.x86.tbm.bextri.u32(i32 %a, i32 3841)
ret i32 %b
}