Evan Cheng | d2b9d30 | 2008-06-25 01:16:38 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc -march=x86 | grep 59796 | count 3 |
| 2 | |
| 3 | %Args = type %Value* |
| 4 | %Exec = type opaque* |
| 5 | %Identifier = type opaque* |
| 6 | %JSFunction = type %Value (%Exec, %Scope, %Value, %Args) |
| 7 | %PropertyNameArray = type opaque* |
| 8 | %Scope = type opaque* |
| 9 | %Value = type opaque* |
| 10 | |
| 11 | declare i1 @X1(%Exec) readonly |
| 12 | |
| 13 | declare %Value @X2(%Exec) |
| 14 | |
| 15 | declare i32 @X3(%Exec, %Value) |
| 16 | |
| 17 | declare %Value @X4(i32) readnone |
| 18 | |
| 19 | define internal %Value @fast3bitlookup(%Exec %exec, %Scope %scope, %Value %this, %Args %args) nounwind { |
| 20 | prologue: |
| 21 | %eh_check = tail call i1 @X1( %Exec %exec ) readonly ; <i1> [#uses=1] |
| 22 | br i1 %eh_check, label %exception, label %no_exception |
| 23 | |
| 24 | exception: ; preds = %no_exception, %prologue |
| 25 | %rethrow_result = tail call %Value @X2( %Exec %exec ) ; <%Value> [#uses=1] |
| 26 | ret %Value %rethrow_result |
| 27 | |
| 28 | no_exception: ; preds = %prologue |
| 29 | %args_intptr = bitcast %Args %args to i32* ; <i32*> [#uses=1] |
| 30 | %argc_val = load i32* %args_intptr ; <i32> [#uses=1] |
| 31 | %cmpParamArgc = icmp sgt i32 %argc_val, 0 ; <i1> [#uses=1] |
| 32 | %arg_ptr = getelementptr %Args %args, i32 1 ; <%Args> [#uses=1] |
| 33 | %arg_val = load %Args %arg_ptr ; <%Value> [#uses=1] |
| 34 | %ext_arg_val = select i1 %cmpParamArgc, %Value %arg_val, %Value inttoptr (i32 5 to %Value) ; <%Value> [#uses=1] |
| 35 | %toInt325 = tail call i32 @X3( %Exec %exec, %Value %ext_arg_val ) ; <i32> [#uses=3] |
| 36 | %eh_check6 = tail call i1 @X1( %Exec %exec ) readonly ; <i1> [#uses=1] |
| 37 | br i1 %eh_check6, label %exception, label %no_exception7 |
| 38 | |
| 39 | no_exception7: ; preds = %no_exception |
| 40 | %shl_tmp_result = shl i32 %toInt325, 1 ; <i32> [#uses=1] |
| 41 | %rhs_masked13 = and i32 %shl_tmp_result, 14 ; <i32> [#uses=1] |
| 42 | %ashr_tmp_result = lshr i32 59796, %rhs_masked13 ; <i32> [#uses=1] |
| 43 | %and_tmp_result15 = and i32 %ashr_tmp_result, 3 ; <i32> [#uses=1] |
| 44 | %ashr_tmp_result3283 = lshr i32 %toInt325, 2 ; <i32> [#uses=1] |
| 45 | %rhs_masked38 = and i32 %ashr_tmp_result3283, 14 ; <i32> [#uses=1] |
| 46 | %ashr_tmp_result39 = lshr i32 59796, %rhs_masked38 ; <i32> [#uses=1] |
| 47 | %and_tmp_result41 = and i32 %ashr_tmp_result39, 3 ; <i32> [#uses=1] |
| 48 | %addconv = add i32 %and_tmp_result15, %and_tmp_result41 ; <i32> [#uses=1] |
| 49 | %ashr_tmp_result6181 = lshr i32 %toInt325, 5 ; <i32> [#uses=1] |
| 50 | %rhs_masked67 = and i32 %ashr_tmp_result6181, 6 ; <i32> [#uses=1] |
| 51 | %ashr_tmp_result68 = lshr i32 59796, %rhs_masked67 ; <i32> [#uses=1] |
| 52 | %and_tmp_result70 = and i32 %ashr_tmp_result68, 3 ; <i32> [#uses=1] |
| 53 | %addconv82 = add i32 %addconv, %and_tmp_result70 ; <i32> [#uses=3] |
| 54 | %rangetmp = add i32 %addconv82, 536870912 ; <i32> [#uses=1] |
| 55 | %rangecmp = icmp ult i32 %rangetmp, 1073741824 ; <i1> [#uses=1] |
| 56 | br i1 %rangecmp, label %NumberLiteralIntFast, label %NumberLiteralIntSlow |
| 57 | |
| 58 | NumberLiteralIntFast: ; preds = %no_exception7 |
| 59 | %imm_shift = shl i32 %addconv82, 2 ; <i32> [#uses=1] |
| 60 | %imm_or = or i32 %imm_shift, 3 ; <i32> [#uses=1] |
| 61 | %imm_val = inttoptr i32 %imm_or to %Value ; <%Value> [#uses=1] |
| 62 | ret %Value %imm_val |
| 63 | |
| 64 | NumberLiteralIntSlow: ; preds = %no_exception7 |
| 65 | %toVal = call %Value @X4( i32 %addconv82 ) ; <%Value> [#uses=1] |
| 66 | ret %Value %toVal |
| 67 | } |