mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-30 02:32:08 +00:00
36a0947820
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8
68 lines
3.0 KiB
LLVM
68 lines
3.0 KiB
LLVM
; RUN: llc < %s -march=x86 | grep 59796 | count 3
|
|
|
|
%Args = type %Value*
|
|
%Exec = type opaque*
|
|
%Identifier = type opaque*
|
|
%JSFunction = type %Value (%Exec, %Scope, %Value, %Args)
|
|
%PropertyNameArray = type opaque*
|
|
%Scope = type opaque*
|
|
%Value = type opaque*
|
|
|
|
declare i1 @X1(%Exec) readonly
|
|
|
|
declare %Value @X2(%Exec)
|
|
|
|
declare i32 @X3(%Exec, %Value)
|
|
|
|
declare %Value @X4(i32) readnone
|
|
|
|
define internal %Value @fast3bitlookup(%Exec %exec, %Scope %scope, %Value %this, %Args %args) nounwind {
|
|
prologue:
|
|
%eh_check = tail call i1 @X1( %Exec %exec ) readonly ; <i1> [#uses=1]
|
|
br i1 %eh_check, label %exception, label %no_exception
|
|
|
|
exception: ; preds = %no_exception, %prologue
|
|
%rethrow_result = tail call %Value @X2( %Exec %exec ) ; <%Value> [#uses=1]
|
|
ret %Value %rethrow_result
|
|
|
|
no_exception: ; preds = %prologue
|
|
%args_intptr = bitcast %Args %args to i32* ; <i32*> [#uses=1]
|
|
%argc_val = load i32* %args_intptr ; <i32> [#uses=1]
|
|
%cmpParamArgc = icmp sgt i32 %argc_val, 0 ; <i1> [#uses=1]
|
|
%arg_ptr = getelementptr %Args %args, i32 1 ; <%Args> [#uses=1]
|
|
%arg_val = load %Args %arg_ptr ; <%Value> [#uses=1]
|
|
%ext_arg_val = select i1 %cmpParamArgc, %Value %arg_val, %Value inttoptr (i32 5 to %Value) ; <%Value> [#uses=1]
|
|
%toInt325 = tail call i32 @X3( %Exec %exec, %Value %ext_arg_val ) ; <i32> [#uses=3]
|
|
%eh_check6 = tail call i1 @X1( %Exec %exec ) readonly ; <i1> [#uses=1]
|
|
br i1 %eh_check6, label %exception, label %no_exception7
|
|
|
|
no_exception7: ; preds = %no_exception
|
|
%shl_tmp_result = shl i32 %toInt325, 1 ; <i32> [#uses=1]
|
|
%rhs_masked13 = and i32 %shl_tmp_result, 14 ; <i32> [#uses=1]
|
|
%ashr_tmp_result = lshr i32 59796, %rhs_masked13 ; <i32> [#uses=1]
|
|
%and_tmp_result15 = and i32 %ashr_tmp_result, 3 ; <i32> [#uses=1]
|
|
%ashr_tmp_result3283 = lshr i32 %toInt325, 2 ; <i32> [#uses=1]
|
|
%rhs_masked38 = and i32 %ashr_tmp_result3283, 14 ; <i32> [#uses=1]
|
|
%ashr_tmp_result39 = lshr i32 59796, %rhs_masked38 ; <i32> [#uses=1]
|
|
%and_tmp_result41 = and i32 %ashr_tmp_result39, 3 ; <i32> [#uses=1]
|
|
%addconv = add i32 %and_tmp_result15, %and_tmp_result41 ; <i32> [#uses=1]
|
|
%ashr_tmp_result6181 = lshr i32 %toInt325, 5 ; <i32> [#uses=1]
|
|
%rhs_masked67 = and i32 %ashr_tmp_result6181, 6 ; <i32> [#uses=1]
|
|
%ashr_tmp_result68 = lshr i32 59796, %rhs_masked67 ; <i32> [#uses=1]
|
|
%and_tmp_result70 = and i32 %ashr_tmp_result68, 3 ; <i32> [#uses=1]
|
|
%addconv82 = add i32 %addconv, %and_tmp_result70 ; <i32> [#uses=3]
|
|
%rangetmp = add i32 %addconv82, 536870912 ; <i32> [#uses=1]
|
|
%rangecmp = icmp ult i32 %rangetmp, 1073741824 ; <i1> [#uses=1]
|
|
br i1 %rangecmp, label %NumberLiteralIntFast, label %NumberLiteralIntSlow
|
|
|
|
NumberLiteralIntFast: ; preds = %no_exception7
|
|
%imm_shift = shl i32 %addconv82, 2 ; <i32> [#uses=1]
|
|
%imm_or = or i32 %imm_shift, 3 ; <i32> [#uses=1]
|
|
%imm_val = inttoptr i32 %imm_or to %Value ; <%Value> [#uses=1]
|
|
ret %Value %imm_val
|
|
|
|
NumberLiteralIntSlow: ; preds = %no_exception7
|
|
%toVal = call %Value @X4( i32 %addconv82 ) ; <%Value> [#uses=1]
|
|
ret %Value %toVal
|
|
}
|