Stefan Pintilie c1d0118459 [PowerPC] Materialize floats in the range [-16.0, 15.0].
Previous to this patch we only materialized 0.0 and all other floating point
values would be loaded from the TOC. This patch adds materialization for the
floating point values that can be represented as integers in [-16.0, 15.0].

For example we will now materialize 3.0 and -5.0 but not 4.7.

Reviewed By: nemanjai, lei, #powerpc

Differential Revision: https://reviews.llvm.org/D138844
2023-01-04 12:52:30 -06:00

220 lines
6.1 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-gnu-linux -mcpu=pwr9 < %s | FileCheck %s -check-prefix=CHECK-LE
; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-gnu-linux -mcpu=pwr9 < %s | FileCheck %s -check-prefix=CHECK-BE
define zeroext i8 @test1(<16 x i8> %a, i32 signext %index) {
; CHECK-LE-LABEL: test1:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: clrldi 3, 5, 32
; CHECK-LE-NEXT: vextubrx 3, 3, 2
; CHECK-LE-NEXT: clrldi 3, 3, 56
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test1:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: clrldi 3, 5, 32
; CHECK-BE-NEXT: vextublx 3, 3, 2
; CHECK-BE-NEXT: clrldi 3, 3, 56
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <16 x i8> %a, i32 %index
ret i8 %vecext
}
define signext i8 @test2(<16 x i8> %a, i32 signext %index) {
; CHECK-LE-LABEL: test2:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: clrldi 3, 5, 32
; CHECK-LE-NEXT: vextubrx 3, 3, 2
; CHECK-LE-NEXT: extsb 3, 3
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test2:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: clrldi 3, 5, 32
; CHECK-BE-NEXT: vextublx 3, 3, 2
; CHECK-BE-NEXT: extsb 3, 3
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <16 x i8> %a, i32 %index
ret i8 %vecext
}
define zeroext i16 @test3(<8 x i16> %a, i32 signext %index) {
; CHECK-LE-LABEL: test3:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: clrldi 3, 5, 32
; CHECK-LE-NEXT: rlwinm 3, 3, 1, 28, 30
; CHECK-LE-NEXT: vextuhrx 3, 3, 2
; CHECK-LE-NEXT: clrldi 3, 3, 48
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test3:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: clrldi 3, 5, 32
; CHECK-BE-NEXT: rlwinm 3, 3, 1, 28, 30
; CHECK-BE-NEXT: vextuhlx 3, 3, 2
; CHECK-BE-NEXT: clrldi 3, 3, 48
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <8 x i16> %a, i32 %index
ret i16 %vecext
}
define signext i16 @test4(<8 x i16> %a, i32 signext %index) {
; CHECK-LE-LABEL: test4:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: clrldi 3, 5, 32
; CHECK-LE-NEXT: rlwinm 3, 3, 1, 28, 30
; CHECK-LE-NEXT: vextuhrx 3, 3, 2
; CHECK-LE-NEXT: extsh 3, 3
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test4:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: clrldi 3, 5, 32
; CHECK-BE-NEXT: rlwinm 3, 3, 1, 28, 30
; CHECK-BE-NEXT: vextuhlx 3, 3, 2
; CHECK-BE-NEXT: extsh 3, 3
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <8 x i16> %a, i32 %index
ret i16 %vecext
}
define zeroext i32 @test5(<4 x i32> %a, i32 signext %index) {
; CHECK-LE-LABEL: test5:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: clrldi 3, 5, 32
; CHECK-LE-NEXT: rlwinm 3, 3, 2, 28, 29
; CHECK-LE-NEXT: vextuwrx 3, 3, 2
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test5:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: clrldi 3, 5, 32
; CHECK-BE-NEXT: rlwinm 3, 3, 2, 28, 29
; CHECK-BE-NEXT: vextuwlx 3, 3, 2
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <4 x i32> %a, i32 %index
ret i32 %vecext
}
define signext i32 @test6(<4 x i32> %a, i32 signext %index) {
; CHECK-LE-LABEL: test6:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: clrldi 3, 5, 32
; CHECK-LE-NEXT: rlwinm 3, 3, 2, 28, 29
; CHECK-LE-NEXT: vextuwrx 3, 3, 2
; CHECK-LE-NEXT: extsw 3, 3
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test6:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: clrldi 3, 5, 32
; CHECK-BE-NEXT: rlwinm 3, 3, 2, 28, 29
; CHECK-BE-NEXT: vextuwlx 3, 3, 2
; CHECK-BE-NEXT: extsw 3, 3
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <4 x i32> %a, i32 %index
ret i32 %vecext
}
; Test with immediate index
define zeroext i8 @test7(<16 x i8> %a) {
; CHECK-LE-LABEL: test7:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: li 3, 1
; CHECK-LE-NEXT: vextubrx 3, 3, 2
; CHECK-LE-NEXT: clrldi 3, 3, 56
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test7:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: li 3, 1
; CHECK-BE-NEXT: vextublx 3, 3, 2
; CHECK-BE-NEXT: clrldi 3, 3, 56
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <16 x i8> %a, i32 1
ret i8 %vecext
}
define zeroext i16 @test8(<8 x i16> %a) {
; CHECK-LE-LABEL: test8:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: li 3, 2
; CHECK-LE-NEXT: vextuhrx 3, 3, 2
; CHECK-LE-NEXT: clrldi 3, 3, 48
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test8:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: li 3, 2
; CHECK-BE-NEXT: vextuhlx 3, 3, 2
; CHECK-BE-NEXT: clrldi 3, 3, 48
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <8 x i16> %a, i32 1
ret i16 %vecext
}
define zeroext i32 @test9(<4 x i32> %a) {
; CHECK-LE-LABEL: test9:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: li 3, 12
; CHECK-LE-NEXT: vextuwrx 3, 3, 2
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test9:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: li 3, 12
; CHECK-BE-NEXT: vextuwlx 3, 3, 2
; CHECK-BE-NEXT: blr
entry:
%vecext = extractelement <4 x i32> %a, i32 3
ret i32 %vecext
}
define double @test10(<4 x i32> %a, <4 x i32> %b) {
; CHECK-LE-LABEL: test10:
; CHECK-LE: # %bb.0: # %entry
; CHECK-LE-NEXT: addis 3, 2, .LCPI9_0@toc@ha
; CHECK-LE-NEXT: addi 3, 3, .LCPI9_0@toc@l
; CHECK-LE-NEXT: lxv 0, 0(3)
; CHECK-LE-NEXT: xxperm 35, 34, 0
; CHECK-LE-NEXT: vspltisw 2, 1
; CHECK-LE-NEXT: xvcvsxwdp 1, 34
; CHECK-LE-NEXT: xxswapd 0, 35
; CHECK-LE-NEXT: xsadddp 1, 0, 1
; CHECK-LE-NEXT: blr
;
; CHECK-BE-LABEL: test10:
; CHECK-BE: # %bb.0: # %entry
; CHECK-BE-NEXT: addis 3, 2, .LCPI9_0@toc@ha
; CHECK-BE-NEXT: addi 3, 3, .LCPI9_0@toc@l
; CHECK-BE-NEXT: lxv 0, 0(3)
; CHECK-BE-NEXT: xxperm 34, 35, 0
; CHECK-BE-NEXT: vspltisw 3, 1
; CHECK-BE-NEXT: xvcvsxwdp 0, 35
; CHECK-BE-NEXT: xsadddp 1, 34, 0
; CHECK-BE-NEXT: blr
entry:
%shuffle = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 5, i32 2, i32 3, i32 7>
%cast = bitcast <4 x i32> %shuffle to <2 x double>
%extract = extractelement <2 x double> %cast, i32 0
%add = fadd double %extract, 1.0000
ret double %add
}