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vc4: initialize register

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While this is likely not necessary, it fixes an issue detected by static
analyzer: the left operand of '<=' is a garbage value.

Signed-off-by: Juan A. Suarez Romero <jasuarez@igalia.com>
Reviewed-by: Jose Maria Casanova Crespo <jmcasanova@igalia.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34050>
This commit is contained in:
Juan A. Suarez Romero 2025-01-13 13:49:45 +01:00 • committed by Marge Bot
parent 6d6a3ab679
commit 54db7c46fa
2 changed files with 4 additions and 3 deletions
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5
src/gallium/drivers/vc4/vc4_program.c
View file

@ -399,7 +399,8 @@ ntq_emit_txf(struct vc4_compile *c, nir_tex_instr *instr)
static void
ntq_emit_tex(struct vc4_compile *c, nir_tex_instr *instr)
{
struct qreg s, t, r, lod, compare;
struct qreg lod, compare;
struct qreg r = { 0 }, s= { 0 }, t = { 0 };
bool is_txb = false, is_txl = false;
unsigned unit = instr->texture_index;
@ -511,7 +512,7 @@ ntq_emit_tex(struct vc4_compile *c, nir_tex_instr *instr)
if (util_format_is_depth_or_stencil(format)) {
struct qreg normalized = ntq_scale_depth_texture(c, tex);
struct qreg depth_output;
struct qreg depth_output = { 0 };
struct qreg u0 = qir_uniform_f(c, 0.0f);
struct qreg u1 = qir_uniform_f(c, 1.0f);

2
src/gallium/drivers/vc4/vc4_qpu_emit.c
View file

@ -295,7 +295,7 @@ vc4_generate_code_block(struct vc4_compile *c,
};
uint64_t unpack = 0;
struct qpu_reg src[ARRAY_SIZE(qinst->src)];
struct qpu_reg src[ARRAY_SIZE(qinst->src)] = { 0 };
for (int i = 0; i < qir_get_nsrc(qinst); i++) {
int index = qinst->src[i].index;
switch (qinst->src[i].file) {