Undertale IR

[  21.821135] Render.OpenGL <Error> video_core\renderer_opengl\gl_shader_util.cpp:LoadShader:44: Error compiling fragment shader:
0(100) : error C0000: syntax error, unexpected identifier, expecting ',' or ';' at token "gpr_3_fragment"
[  21.821868] Render.OpenGL <Error> video_core\renderer_opengl\gl_shader_util.h:LoadProgram:76: Error linking shader:
Fragment info
-------------
0(100) : error C0000: syntax error, unexpected identifier, expecting ',' or ';' at token "gpr_3_fragment"
(0) : error C2003: incompatible options for link
[  21.821882] Render.OpenGL <Info> video_core\renderer_opengl\gl_shader_util.h:LogShaderSource:32: Shader source #version 430 core
#extension GL_ARB_separate_shader_objects : enable

// Shader Unique Id: FSfb1b236bd01eb7e6

#define MAX_CONSTBUFFER_ELEMENTS 4096
#define ftoi floatBitsToInt
#define ftou floatBitsToUint
#define itof intBitsToFloat
#define utof uintBitsToFloat

float fromHalf2(vec2 pair) {
    return utof(packHalf2x16(pair));
}

vec2 toHalf2(float value) {
    return unpackHalf2x16(ftou(value));
}

layout (location = 0) out vec4 FragColor0;
layout (location = 1) out vec4 FragColor1;
layout (location = 2) out vec4 FragColor2;
layout (location = 3) out vec4 FragColor3;
layout (location = 4) out vec4 FragColor4;
layout (location = 5) out vec4 FragColor5;
layout (location = 6) out vec4 FragColor6;
layout (location = 7) out vec4 FragColor7;

layout (location = 0) in vec4 position;

layout (std140) uniform fs_config {
    vec4 viewport_flip;
    uvec4 config_pack; // instance_id, flip_stage, y_direction, padding
    uvec4 alpha_test;
};

bool AlphaFunc(in float value) {
    float ref = uintBitsToFloat(alpha_test[2]);
    switch (alpha_test[1]) {
        case 1:
            return false;
        case 2:
            return value < ref;
        case 3:
            return value == ref;
        case 4:
            return value <= ref;
        case 5:
            return value > ref;
        case 6:
            return value != ref;
        case 7:
            return value >= ref;
        case 8:
            return true;
        default:
            return false;
    }
}

float gpr_0_fragment = 0;
float gpr_1_fragment = 0;
float gpr_2_fragment = 0;
float gpr_3_fragment = 0;
float gpr_4_fragment = 0;
float gpr_5_fragment = 0;
float gpr_6_fragment = 0;
float gpr_7_fragment = 0;
float gpr_8_fragment = 0;

bool zero_flag_fragment = false;
bool sign_flag_fragment = false;
bool carry_flag_fragment = false;
bool overflow_flag_fragment = false;

layout (location = 1) in vec4 input_attr_0_fragment;
layout (location = 2) in vec4 input_attr_1_fragment;

uniform sampler2D sampler_0_fragment;

void execute_fragment() {
    uint jmp_to = 10u;
    uint flow_stack[20];
    uint flow_stack_top = 0u;
    while (true) {
        switch (jmp_to) {
        case 0xau: {
            // 11: IPA (0xe003ff87cff7ff07)
            gpr_7_fragment = 1.0f;
            // 12: MUFU (0x5080000000470707)
            float tmp1 = (utof(0x3f800000u) / gpr_7_fragment);
            gpr_7_fragment = tmp1;
            // 13: IPA (0xe043ff880077ff04)
            gpr_4_fragment = input_attr_0_fragment.x;
            // 15: IPA (0xe043ff884077ff05)
            gpr_5_fragment = input_attr_0_fragment.y;
            // 16: TEXS (0xd032008030570401)
            vec4 tmp2 = texture(sampler_0_fragment, vec2(gpr_4_fragment, gpr_5_fragment));
            gpr_1_fragment = utof(packHalf2x16(vec2(tmp2[0], tmp2[1])))
            gpr_3_fragment = utof(packHalf2x16(vec2(tmp2[2], tmp2[3])))
            // 17: IPA (0xe043ff890077ff00)
            gpr_0_fragment = input_attr_1_fragment.x;
            // 19: IPA (0xe043ff894077ff02)
            gpr_2_fragment = input_attr_1_fragment.y;
            // 20: IPA (0xe043ff898077ff06)
            gpr_6_fragment = input_attr_1_fragment.z;
            // 21: IPA (0xe043ff89c077ff08)
            gpr_8_fragment = input_attr_1_fragment.w;
            // 23: HMUL2_R (0x5d0a800020170000)
            float tmp3 = fromHalf2((vec2(gpr_0_fragment) * vec2(toHalf2(gpr_1_fragment)[0])));
            gpr_0_fragment = float(toHalf2(tmp3)[0]);
            // 24: HMUL2_R (0x5d0a800030170201)
            float tmp4 = fromHalf2((vec2(gpr_2_fragment) * vec2(toHalf2(gpr_1_fragment)[1])));
            gpr_1_fragment = float(toHalf2(tmp4)[0]);
            // 25: HMUL2_R (0x5d0a800020370602)
            float tmp5 = fromHalf2((vec2(gpr_6_fragment) * vec2(toHalf2(gpr_3_fragment)[0])));
            gpr_2_fragment = float(toHalf2(tmp5)[0]);
            // 27: HMUL2_R (0x5d0a800030370803)
            float tmp6 = fromHalf2((vec2(gpr_8_fragment) * vec2(toHalf2(gpr_3_fragment)[1])));
            gpr_3_fragment = float(toHalf2(tmp6)[0]);
            // 28: EXIT (0xe30000000007000f)
            if (alpha_test[0] != 0) {
                if (!AlphaFunc(gpr_3_fragment)) discard;
            }
            FragColor0[0] = gpr_0_fragment;
            FragColor0[1] = gpr_1_fragment;
            FragColor0[2] = gpr_2_fragment;
            FragColor0[3] = gpr_3_fragment;
            return;
        }
        default: return;
        }
    }
}

void main() {
    execute_fragment();
}