| ; RUN: llc < %s -march=c | \ |
| ; RUN: grep __BITCAST | count 14 |
| |
| define i32 @test1(float %F) { |
| %X = bitcast float %F to i32 ; <i32> [#uses=1] |
| ret i32 %X |
| } |
| |
| define float @test2(i32 %I) { |
| %X = bitcast i32 %I to float ; <float> [#uses=1] |
| ret float %X |
| } |
| |
| define i64 @test3(double %D) { |
| %X = bitcast double %D to i64 ; <i64> [#uses=1] |
| ret i64 %X |
| } |
| |
| define double @test4(i64 %L) { |
| %X = bitcast i64 %L to double ; <double> [#uses=1] |
| ret double %X |
| } |
| |
| define double @test5(double %D) { |
| %X = bitcast double %D to double ; <double> [#uses=1] |
| %Y = fadd double %X, 2.000000e+00 ; <double> [#uses=1] |
| %Z = bitcast double %Y to i64 ; <i64> [#uses=1] |
| %res = bitcast i64 %Z to double ; <double> [#uses=1] |
| ret double %res |
| } |
| |
| define float @test6(float %F) { |
| %X = bitcast float %F to float ; <float> [#uses=1] |
| %Y = fadd float %X, 2.000000e+00 ; <float> [#uses=1] |
| %Z = bitcast float %Y to i32 ; <i32> [#uses=1] |
| %res = bitcast i32 %Z to float ; <float> [#uses=1] |
| ret float %res |
| } |
| |
| define i32 @main(i32 %argc, i8** %argv) { |
| %a = call i32 @test1( float 0x400921FB40000000 ) ; <i32> [#uses=2] |
| %b = call float @test2( i32 %a ) ; <float> [#uses=0] |
| %c = call i64 @test3( double 0x400921FB4D12D84A ) ; <i64> [#uses=1] |
| %d = call double @test4( i64 %c ) ; <double> [#uses=0] |
| %e = call double @test5( double 7.000000e+00 ) ; <double> [#uses=0] |
| %f = call float @test6( float 7.000000e+00 ) ; <float> [#uses=0] |
| ret i32 %a |
| } |
| |